257823024

素因数分解:

$2^4\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{2687}}^1$

素因数の和:4697

約数の個数: 40

約数和(自身を含む): 666624000

約数和(自身を除く): 408800976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1999, 2687, 3998, 5374, 5997, 7996, 8061, 10748, 11994, 15992, 16122, 21496, 23988, 31984, 32244, 42992, 47976, 64488, 95952, 128976, 5371313, 10742626, 16113939, 21485252, 32227878, 42970504, 64455756, 85941008, 128911512, 257823024]

約数ペア:

[(1, 257823024), (2, 128911512), (3, 85941008), (4, 64455756), (6, 42970504), (8, 32227878), (12, 21485252), (16, 16113939), (24, 10742626), (48, 5371313), (1999, 128976), (2687, 95952), (3998, 64488), (5374, 47976), (5997, 42992), (7996, 32244), (8061, 31984), (10748, 23988), (11994, 21496), (15992, 16122)]