Q: What is the sum of all factors of the number 133,760 excluding 133,760?

A: 233,440

Why is 233,440 the sum of all factors of 133,760, excluding 133,760?

The factors of the number 133,760 are: 1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1408, 1520, 1672, 1760, 2090, 2432, 3040, 3344, 3520, 4180, 6080, 6688, 7040, 8360, 12160, 13376, 16720, 26752, 33440, 66880, 133760.

If you add them up, you will get the total of 133,993. Now subtract 133,760 to get 233,440