643996920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{2089}}^1$

素因数の和:2477

約数の個数: 128

約数和(自身を含む): 2215065600

約数和(自身を除く): 1571068680

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, 367, 420, 734, 840, 1101, 1468, 1835, 2089, 2202, 2569, 2936, 3670, 4178, 4404, 5138, 5505, 6267, 7340, 7707, 8356, 8808, 10276, 10445, 11010, 12534, 12845, 14623, 14680, 15414, 16712, 20552, 20890, 22020, 25068, 25690, 29246, 30828, 31335, 38535, 41780, 43869, 44040, 50136, 51380, 58492, 61656, 62670, 73115, 77070, 83560, 87738, 102760, 116984, 125340, 146230, 154140, 175476, 219345, 250680, 292460, 308280, 350952, 438690, 584920, 766663, 877380, 1533326, 1754760, 2299989, 3066652, 3833315, 4599978, 5366641, 6133304, 7666630, 9199956, 10733282, 11499945, 15333260, 16099923, 18399912, 21466564, 22999890, 26833205, 30666520, 32199846, 42933128, 45999780, 53666410, 64399692, 80499615, 91999560, 107332820, 128799384, 160999230, 214665640, 321998460, 643996920]

約数ペア:

[(1, 643996920), (2, 321998460), (3, 214665640), (4, 160999230), (5, 128799384), (6, 107332820), (7, 91999560), (8, 80499615), (10, 64399692), (12, 53666410), (14, 45999780), (15, 42933128), (20, 32199846), (21, 30666520), (24, 26833205), (28, 22999890), (30, 21466564), (35, 18399912), (40, 16099923), (42, 15333260), (56, 11499945), (60, 10733282), (70, 9199956), (84, 7666630), (105, 6133304), (120, 5366641), (140, 4599978), (168, 3833315), (210, 3066652), (280, 2299989), (367, 1754760), (420, 1533326), (734, 877380), (840, 766663), (1101, 584920), (1468, 438690), (1835, 350952), (2089, 308280), (2202, 292460), (2569, 250680), (2936, 219345), (3670, 175476), (4178, 154140), (4404, 146230), (5138, 125340), (5505, 116984), (6267, 102760), (7340, 87738), (7707, 83560), (8356, 77070), (8808, 73115), (10276, 62670), (10445, 61656), (11010, 58492), (12534, 51380), (12845, 50136), (14623, 44040), (14680, 43869), (15414, 41780), (16712, 38535), (20552, 31335), (20890, 30828), (22020, 29246), (25068, 25690)]