Q: What is the sum of all factors of the number 165,120 excluding 165,120?

A: 374,496

Why is 374,496 the sum of all factors of 165,120, excluding 165,120?

The factors of the number 165,120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 768, 860, 960, 1032, 1280, 1290, 1376, 1720, 1920, 2064, 2580, 2752, 3440, 3840, 4128, 5160, 5504, 6880, 8256, 10320, 11008, 13760, 16512, 20640, 27520, 33024, 41280, 55040, 82560, 165120.

If you add them up, you will get the total of 165,494. Now subtract 165,120 to get 374,496