Q: What is the sum of all factors of the number 143,360 excluding 143,360?

A: 249,808

Why is 249,808 the sum of all factors of 143,360, excluding 143,360?

The factors of the number 143,360 are: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2240, 2560, 3584, 4096, 4480, 5120, 7168, 8960, 10240, 14336, 17920, 20480, 28672, 35840, 71680, 143360.

If you add them up, you will get the total of 143,609. Now subtract 143,360 to get 249,808