131603640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156671}}^1$

素因数の和:156692

約数の個数: 64

約数和(自身を含む): 451215360

約数和(自身を除く): 319611720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 156671, 313342, 470013, 626684, 783355, 940026, 1096697, 1253368, 1566710, 1880052, 2193394, 2350065, 3133420, 3290091, 3760104, 4386788, 4700130, 5483485, 6266840, 6580182, 8773576, 9400260, 10966970, 13160364, 16450455, 18800520, 21933940, 26320728, 32900910, 43867880, 65801820, 131603640]

約数ペア:

[(1, 131603640), (2, 65801820), (3, 43867880), (4, 32900910), (5, 26320728), (6, 21933940), (7, 18800520), (8, 16450455), (10, 13160364), (12, 10966970), (14, 9400260), (15, 8773576), (20, 6580182), (21, 6266840), (24, 5483485), (28, 4700130), (30, 4386788), (35, 3760104), (40, 3290091), (42, 3133420), (56, 2350065), (60, 2193394), (70, 1880052), (84, 1566710), (105, 1253368), (120, 1096697), (140, 940026), (168, 783355), (210, 626684), (280, 470013), (420, 313342), (840, 156671)]