505209780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{52957}}^1$

素因数の和:53025

約数の個数: 72

約数和(自身を含む): 1561413672

約数和(自身を除く): 1056203892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 52957, 105914, 158871, 211828, 264785, 317742, 476613, 529570, 635484, 794355, 953226, 1059140, 1588710, 1906452, 2383065, 2806721, 3177420, 4766130, 5613442, 8420163, 9532260, 11226884, 14033605, 16840326, 25260489, 28067210, 33680652, 42100815, 50520978, 56134420, 84201630, 101041956, 126302445, 168403260, 252604890, 505209780]

約数ペア:

[(1, 505209780), (2, 252604890), (3, 168403260), (4, 126302445), (5, 101041956), (6, 84201630), (9, 56134420), (10, 50520978), (12, 42100815), (15, 33680652), (18, 28067210), (20, 25260489), (30, 16840326), (36, 14033605), (45, 11226884), (53, 9532260), (60, 8420163), (90, 5613442), (106, 4766130), (159, 3177420), (180, 2806721), (212, 2383065), (265, 1906452), (318, 1588710), (477, 1059140), (530, 953226), (636, 794355), (795, 635484), (954, 529570), (1060, 476613), (1590, 317742), (1908, 264785), (2385, 211828), (3180, 158871), (4770, 105914), (9540, 52957)]