624520880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2617}}^1$

素因数の和:2806

約数の個数: 80

約数和(自身を含む): 1538755680

約数和(自身を除く): 914234800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 314, 380, 628, 760, 785, 1256, 1520, 1570, 2512, 2617, 2983, 3140, 5234, 5966, 6280, 10468, 11932, 12560, 13085, 14915, 20936, 23864, 26170, 29830, 41872, 47728, 49723, 52340, 59660, 99446, 104680, 119320, 198892, 209360, 238640, 248615, 397784, 410869, 497230, 795568, 821738, 994460, 1643476, 1988920, 2054345, 3286952, 3977840, 4108690, 6573904, 7806511, 8217380, 15613022, 16434760, 31226044, 32869520, 39032555, 62452088, 78065110, 124904176, 156130220, 312260440, 624520880]

約数ペア:

[(1, 624520880), (2, 312260440), (4, 156130220), (5, 124904176), (8, 78065110), (10, 62452088), (16, 39032555), (19, 32869520), (20, 31226044), (38, 16434760), (40, 15613022), (76, 8217380), (80, 7806511), (95, 6573904), (152, 4108690), (157, 3977840), (190, 3286952), (304, 2054345), (314, 1988920), (380, 1643476), (628, 994460), (760, 821738), (785, 795568), (1256, 497230), (1520, 410869), (1570, 397784), (2512, 248615), (2617, 238640), (2983, 209360), (3140, 198892), (5234, 119320), (5966, 104680), (6280, 99446), (10468, 59660), (11932, 52340), (12560, 49723), (13085, 47728), (14915, 41872), (20936, 29830), (23864, 26170)]