Q: What is the sum of all factors of the number 128,400 excluding 128,400?
A: 286,752
The factors of the number 128,400 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 107, 120, 150, 200, 214, 240, 300, 321, 400, 428, 535, 600, 642, 856, 1070, 1200, 1284, 1605, 1712, 2140, 2568, 2675, 3210, 4280, 5136, 5350, 6420, 8025, 8560, 10700, 12840, 16050, 21400, 25680, 32100, 42800, 64200, 128400.
If you add them up, you will get the total of 128,686. Now subtract 128,400 to get 286,752