381904376

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1229}}^1$

素因数の和:1452

約数の個数: 64

約数和(自身を含む): 850176000

約数和(自身を除く): 468271624

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 179, 217, 248, 358, 434, 716, 868, 1229, 1253, 1432, 1736, 2458, 2506, 4916, 5012, 5549, 8603, 9832, 10024, 11098, 17206, 22196, 34412, 38099, 38843, 44392, 68824, 76198, 77686, 152396, 155372, 219991, 266693, 304792, 310744, 439982, 533386, 879964, 1066772, 1539937, 1759928, 2133544, 3079874, 6159748, 6819721, 12319496, 13639442, 27278884, 47738047, 54557768, 95476094, 190952188, 381904376]

約数ペア:

[(1, 381904376), (2, 190952188), (4, 95476094), (7, 54557768), (8, 47738047), (14, 27278884), (28, 13639442), (31, 12319496), (56, 6819721), (62, 6159748), (124, 3079874), (179, 2133544), (217, 1759928), (248, 1539937), (358, 1066772), (434, 879964), (716, 533386), (868, 439982), (1229, 310744), (1253, 304792), (1432, 266693), (1736, 219991), (2458, 155372), (2506, 152396), (4916, 77686), (5012, 76198), (5549, 68824), (8603, 44392), (9832, 38843), (10024, 38099), (11098, 34412), (17206, 22196)]