315999680

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3671}}^1$

素因数の和:3957

約数の個数: 56

約数和(自身を含む): 755477280

約数和(自身を除く): 439477600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 538, 1076, 1345, 2152, 2690, 3671, 4304, 5380, 7342, 8608, 10760, 14684, 17216, 18355, 21520, 29368, 36710, 43040, 58736, 73420, 86080, 117472, 146840, 234944, 293680, 587360, 987499, 1174720, 1974998, 3949996, 4937495, 7899992, 9874990, 15799984, 19749980, 31599968, 39499960, 63199936, 78999920, 157999840, 315999680]

約数ペア:

[(1, 315999680), (2, 157999840), (4, 78999920), (5, 63199936), (8, 39499960), (10, 31599968), (16, 19749980), (20, 15799984), (32, 9874990), (40, 7899992), (64, 4937495), (80, 3949996), (160, 1974998), (269, 1174720), (320, 987499), (538, 587360), (1076, 293680), (1345, 234944), (2152, 146840), (2690, 117472), (3671, 86080), (4304, 73420), (5380, 58736), (7342, 43040), (8608, 36710), (10760, 29368), (14684, 21520), (17216, 18355)]