7145861520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{4253489}}^1$

素因数の和:4253512

約数の個数: 80

約数和(自身を含む): 25316772480

約数和(自身を除く): 18170910960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 4253489, 8506978, 12760467, 17013956, 21267445, 25520934, 29774423, 34027912, 42534890, 51041868, 59548846, 63802335, 68055824, 85069780, 89323269, 102083736, 119097692, 127604670, 148872115, 170139560, 178646538, 204167472, 238195384, 255209340, 297744230, 340279120, 357293076, 446616345, 476390768, 510418680, 595488460, 714586152, 893232690, 1020837360, 1190976920, 1429172304, 1786465380, 2381953840, 3572930760, 7145861520]

約数ペア:

[(1, 7145861520), (2, 3572930760), (3, 2381953840), (4, 1786465380), (5, 1429172304), (6, 1190976920), (7, 1020837360), (8, 893232690), (10, 714586152), (12, 595488460), (14, 510418680), (15, 476390768), (16, 446616345), (20, 357293076), (21, 340279120), (24, 297744230), (28, 255209340), (30, 238195384), (35, 204167472), (40, 178646538), (42, 170139560), (48, 148872115), (56, 127604670), (60, 119097692), (70, 102083736), (80, 89323269), (84, 85069780), (105, 68055824), (112, 63802335), (120, 59548846), (140, 51041868), (168, 42534890), (210, 34027912), (240, 29774423), (280, 25520934), (336, 21267445), (420, 17013956), (560, 12760467), (840, 8506978), (1680, 4253489)]