Q: What is the sum of all factors of the number 68,160 excluding 68,160?

A: 151,296

Why is 151,296 the sum of all factors of 68,160, excluding 68,160?

The factors of the number 68,160 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 320, 355, 426, 480, 568, 710, 852, 960, 1065, 1136, 1420, 1704, 2130, 2272, 2840, 3408, 4260, 4544, 5680, 6816, 8520, 11360, 13632, 17040, 22720, 34080, 68160.

If you add them up, you will get the total of 68,311. Now subtract 68,160 to get 151,296