Q: What is the sum of all factors of the number 111,360 excluding 111,360?

A: 256,560

Why is 256,560 the sum of all factors of 111,360, excluding 111,360?

The factors of the number 111,360 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 768, 870, 928, 960, 1160, 1280, 1392, 1740, 1856, 1920, 2320, 2784, 3480, 3712, 3840, 4640, 5568, 6960, 7424, 9280, 11136, 13920, 18560, 22272, 27840, 37120, 55680, 111360.

If you add them up, you will get the total of 111,616. Now subtract 111,360 to get 256,560