318943280

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{23873}}^1$

素因数の和:24053

約数の個数: 40

約数和(自身を含む): 746014752

約数和(自身を除く): 427071472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 13360, 23873, 47746, 95492, 119365, 190984, 238730, 381968, 477460, 954920, 1909840, 3986791, 7973582, 15947164, 19933955, 31894328, 39867910, 63788656, 79735820, 159471640, 318943280]

約数ペア:

[(1, 318943280), (2, 159471640), (4, 79735820), (5, 63788656), (8, 39867910), (10, 31894328), (16, 19933955), (20, 15947164), (40, 7973582), (80, 3986791), (167, 1909840), (334, 954920), (668, 477460), (835, 381968), (1336, 238730), (1670, 190984), (2672, 119365), (3340, 95492), (6680, 47746), (13360, 23873)]