64174920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12437}}^1$

素因数の和:12494

約数の個数: 64

約数和(自身を含む): 197017920

約数和(自身を除く): 132843000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 12437, 24874, 37311, 49748, 62185, 74622, 99496, 124370, 149244, 186555, 248740, 298488, 373110, 497480, 534791, 746220, 1069582, 1492440, 1604373, 2139164, 2673955, 3208746, 4278328, 5347910, 6417492, 8021865, 10695820, 12834984, 16043730, 21391640, 32087460, 64174920]

約数ペア:

[(1, 64174920), (2, 32087460), (3, 21391640), (4, 16043730), (5, 12834984), (6, 10695820), (8, 8021865), (10, 6417492), (12, 5347910), (15, 4278328), (20, 3208746), (24, 2673955), (30, 2139164), (40, 1604373), (43, 1492440), (60, 1069582), (86, 746220), (120, 534791), (129, 497480), (172, 373110), (215, 298488), (258, 248740), (344, 186555), (430, 149244), (516, 124370), (645, 99496), (860, 74622), (1032, 62185), (1290, 49748), (1720, 37311), (2580, 24874), (5160, 12437)]