Q: What is the sum of all factors of the number 108,990 excluding 108,990?
A: 216,738
The factors of the number 108,990 are: 1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 173, 210, 315, 346, 519, 630, 865, 1038, 1211, 1557, 1730, 2422, 2595, 3114, 3633, 5190, 6055, 7266, 7785, 10899, 12110, 15570, 18165, 21798, 36330, 54495, 108990.
If you add them up, you will get the total of 109,206. Now subtract 108,990 to get 216,738