77872620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5981}}^1$

素因数の和:6031

約数の個数: 96

約数和(自身を含む): 257273856

約数和(自身を除く): 179401236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 5981, 6510, 11962, 13020, 17943, 23924, 29905, 35886, 41867, 59810, 71772, 83734, 89715, 119620, 125601, 167468, 179430, 185411, 209335, 251202, 358860, 370822, 418670, 502404, 556233, 628005, 741644, 837340, 927055, 1112466, 1256010, 1297877, 1854110, 2224932, 2512020, 2595754, 2781165, 3708220, 3893631, 5191508, 5562330, 6489385, 7787262, 11124660, 12978770, 15574524, 19468155, 25957540, 38936310, 77872620]

約数ペア:

[(1, 77872620), (2, 38936310), (3, 25957540), (4, 19468155), (5, 15574524), (6, 12978770), (7, 11124660), (10, 7787262), (12, 6489385), (14, 5562330), (15, 5191508), (20, 3893631), (21, 3708220), (28, 2781165), (30, 2595754), (31, 2512020), (35, 2224932), (42, 1854110), (60, 1297877), (62, 1256010), (70, 1112466), (84, 927055), (93, 837340), (105, 741644), (124, 628005), (140, 556233), (155, 502404), (186, 418670), (210, 370822), (217, 358860), (310, 251202), (372, 209335), (420, 185411), (434, 179430), (465, 167468), (620, 125601), (651, 119620), (868, 89715), (930, 83734), (1085, 71772), (1302, 59810), (1860, 41867), (2170, 35886), (2604, 29905), (3255, 23924), (4340, 17943), (5981, 13020), (6510, 11962)]