131432280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156467}}^1$

素因数の和:156488

約数の個数: 64

約数和(自身を含む): 450627840

約数和(自身を除く): 319195560

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, 156467, 312934, 469401, 625868, 782335, 938802, 1095269, 1251736, 1564670, 1877604, 2190538, 2347005, 3129340, 3285807, 3755208, 4381076, 4694010, 5476345, 6258680, 6571614, 8762152, 9388020, 10952690, 13143228, 16429035, 18776040, 21905380, 26286456, 32858070, 43810760, 65716140, 131432280]

約数ペア:

[(1, 131432280), (2, 65716140), (3, 43810760), (4, 32858070), (5, 26286456), (6, 21905380), (7, 18776040), (8, 16429035), (10, 13143228), (12, 10952690), (14, 9388020), (15, 8762152), (20, 6571614), (21, 6258680), (24, 5476345), (28, 4694010), (30, 4381076), (35, 3755208), (40, 3285807), (42, 3129340), (56, 2347005), (60, 2190538), (70, 1877604), (84, 1564670), (105, 1251736), (120, 1095269), (140, 938802), (168, 782335), (210, 625868), (280, 469401), (420, 312934), (840, 156467)]