Q: What is the sum of all factors of the number 678,720 including 678,720?
A: 2,487,168
The factors of the number 678,720 are: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 101, 105, 112, 120, 140, 160, 168, 192, 202, 210, 224, 240, 280, 303, 320, 336, 404, 420, 448, 480, 505, 560, 606, 672, 707, 808, 840, 960, 1010, 1120, 1212, 1344, 1414, 1515, 1616, 1680, 2020, 2121, 2240, 2424, 2828, 3030, 3232, 3360, 3535, 4040, 4242, 4848, 5656, 6060, 6464, 6720, 7070, 8080, 8484, 9696, 10605, 11312, 12120, 14140, 16160, 16968, 19392, 21210, 22624, 24240, 28280, 32320, 33936, 42420, 45248, 48480, 56560, 67872, 84840, 96960, 113120, 135744, 169680, 226240, 339360, 678720.
If you add them up, you will get the total of 2,487,168.