Q: What is the sum of all factors of the number 315,168 excluding 315,168?

A: 661,584

Why is 661,584 the sum of all factors of 315,168, excluding 315,168?

The factors of the number 315,168 are: 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 67, 84, 96, 98, 112, 134, 147, 168, 196, 201, 224, 268, 294, 336, 392, 402, 469, 536, 588, 672, 784, 804, 938, 1072, 1176, 1407, 1568, 1608, 1876, 2144, 2352, 2814, 3216, 3283, 3752, 4704, 5628, 6432, 6566, 7504, 9849, 11256, 13132, 15008, 19698, 22512, 26264, 39396, 45024, 52528, 78792, 105056, 157584, 315168.

If you add them up, you will get the total of 315,829. Now subtract 315,168 to get 661,584