Factors of 1620 in pairs

Factors are pairs of numbers which, if multiplied together, give the original number.

The number 1620 is a composite number. So, 1620 has more than one factor pair.

These are all the factor pairs of 1620:

• 1,1620
• 2,810
• 3,540
• 4,405
• 5,324
• 6,270
• 9,180
• 10,162
• 12,135
• 15,108
• 18,90
• 20,81
• 27,60
• 30,54
• 36,45

Here is how to find the factor pairs for the number 1620:

• 1620 divided by 1 is 1620. So, (1, 1620) is a factor pair of 1620
• 1620 divided by 2 is 810. So, (2, 810) is a factor pair of 1620
• 1620 divided by 3 is 540. So, (3, 540) is a factor pair of 1620
• 1620 divided by 4 is 405. So, (4, 405) is a factor pair of 1620
• 1620 divided by 5 is 324. So, (5, 324) is a factor pair of 1620
• 1620 divided by 6 is 270. So, (6, 270) is a factor pair of 1620
• 1620 divided by 9 is 180. So, (9, 180) is a factor pair of 1620
• 1620 divided by 10 is 162. So, (10, 162) is a factor pair of 1620
• 1620 divided by 12 is 135. So, (12, 135) is a factor pair of 1620
• 1620 divided by 15 is 108. So, (15, 108) is a factor pair of 1620
• 1620 divided by 18 is 90. So, (18, 90) is a factor pair of 1620
• 1620 divided by 20 is 81. So, (20, 81) is a factor pair of 1620
• 1620 divided by 27 is 60. So, (27, 60) is a factor pair of 1620
• 1620 divided by 30 is 54. So, (30, 54) is a factor pair of 1620
• 1620 divided by 36 is 45. So, (36, 45) is a factor pair of 1620

Factor pairs of 1620 that ads up to a number:

• The factors of 1620 that adds up to 1621 are 1 and 1620
• The factors of 1620 that adds up to 1622 are 2 and 810
• The factors of 1620 that adds up to 1623 are 3 and 540
• The factors of 1620 that adds up to 1624 are 4 and 405
• The factors of 1620 that adds up to 1625 are 5 and 324
• The factors of 1620 that adds up to 1626 are 6 and 270
• The factors of 1620 that adds up to 1629 are 9 and 180
• The factors of 1620 that adds up to 1630 are 10 and 162
• The factors of 1620 that adds up to 1632 are 12 and 135
• The factors of 1620 that adds up to 1635 are 15 and 108
• The factors of 1620 that adds up to 1638 are 18 and 90
• The factors of 1620 that adds up to 1640 are 20 and 81
• The factors of 1620 that adds up to 1647 are 27 and 60
• The factors of 1620 that adds up to 1650 are 30 and 54
• The factors of 1620 that adds up to 1656 are 36 and 45

Note 1: if we change the order of all pairs above, we can double the number of pairs. We choose not to show them.
Note 2: do not confuse these pairs with prime factors. See below some info:

The factorization or decomposition of 1620 is 2²•3⁴•5.

The prime factors of 1620 are 2, 3 and 5. It is the list of the integer's prime factors.