201572920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1451}}^1$

素因数の和:1636

約数の個数: 64

約数和(自身を含む): 476720640

約数和(自身を除く): 275147720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 460, 604, 755, 920, 1208, 1451, 1510, 2902, 3020, 3473, 5804, 6040, 6946, 7255, 11608, 13892, 14510, 17365, 27784, 29020, 33373, 34730, 58040, 66746, 69460, 133492, 138920, 166865, 219101, 266984, 333730, 438202, 667460, 876404, 1095505, 1334920, 1752808, 2191010, 4382020, 5039323, 8764040, 10078646, 20157292, 25196615, 40314584, 50393230, 100786460, 201572920]

約数ペア:

[(1, 201572920), (2, 100786460), (4, 50393230), (5, 40314584), (8, 25196615), (10, 20157292), (20, 10078646), (23, 8764040), (40, 5039323), (46, 4382020), (92, 2191010), (115, 1752808), (151, 1334920), (184, 1095505), (230, 876404), (302, 667460), (460, 438202), (604, 333730), (755, 266984), (920, 219101), (1208, 166865), (1451, 138920), (1510, 133492), (2902, 69460), (3020, 66746), (3473, 58040), (5804, 34730), (6040, 33373), (6946, 29020), (7255, 27784), (11608, 17365), (13892, 14510)]