Q: What is the sum of all factors of the number 249,240 excluding 249,240?

A: 534,120

Why is 534,120 the sum of all factors of 249,240, excluding 249,240?

The factors of the number 249,240 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 67, 93, 120, 124, 134, 155, 186, 201, 248, 268, 310, 335, 372, 402, 465, 536, 620, 670, 744, 804, 930, 1005, 1240, 1340, 1608, 1860, 2010, 2077, 2680, 3720, 4020, 4154, 6231, 8040, 8308, 10385, 12462, 16616, 20770, 24924, 31155, 41540, 49848, 62310, 83080, 124620, 249240.

If you add them up, you will get the total of 249,774. Now subtract 249,240 to get 534,120