Q: What is the sum of all factors of the number 117,120 excluding 117,120?

A: 262,320

Why is 262,320 the sum of all factors of 117,120, excluding 117,120?

The factors of the number 117,120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1220, 1464, 1830, 1920, 1952, 2440, 2928, 3660, 3904, 4880, 5856, 7320, 7808, 9760, 11712, 14640, 19520, 23424, 29280, 39040, 58560, 117120.

If you add them up, you will get the total of 117,382. Now subtract 117,120 to get 262,320