246225560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1561

約数の個数: 128

約数和(自身を含む): 688435200

約数和(自身を除く): 442209640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 532, 589, 620, 665, 760, 868, 1064, 1085, 1178, 1240, 1330, 1493, 1736, 2170, 2356, 2660, 2945, 2986, 4123, 4340, 4712, 5320, 5890, 5972, 7465, 8246, 8680, 10451, 11780, 11944, 14930, 16492, 20615, 20902, 23560, 28367, 29860, 32984, 41230, 41804, 46283, 52255, 56734, 59720, 82460, 83608, 92566, 104510, 113468, 141835, 164920, 185132, 198569, 209020, 226936, 231415, 283670, 323981, 370264, 397138, 418040, 462830, 567340, 647962, 794276, 879377, 925660, 992845, 1134680, 1295924, 1588552, 1619905, 1758754, 1851320, 1985690, 2591848, 3239810, 3517508, 3971380, 4396885, 6155639, 6479620, 7035016, 7942760, 8793770, 12311278, 12959240, 17587540, 24622556, 30778195, 35175080, 49245112, 61556390, 123112780, 246225560]

約数ペア:

[(1, 246225560), (2, 123112780), (4, 61556390), (5, 49245112), (7, 35175080), (8, 30778195), (10, 24622556), (14, 17587540), (19, 12959240), (20, 12311278), (28, 8793770), (31, 7942760), (35, 7035016), (38, 6479620), (40, 6155639), (56, 4396885), (62, 3971380), (70, 3517508), (76, 3239810), (95, 2591848), (124, 1985690), (133, 1851320), (140, 1758754), (152, 1619905), (155, 1588552), (190, 1295924), (217, 1134680), (248, 992845), (266, 925660), (280, 879377), (310, 794276), (380, 647962), (434, 567340), (532, 462830), (589, 418040), (620, 397138), (665, 370264), (760, 323981), (868, 283670), (1064, 231415), (1085, 226936), (1178, 209020), (1240, 198569), (1330, 185132), (1493, 164920), (1736, 141835), (2170, 113468), (2356, 104510), (2660, 92566), (2945, 83608), (2986, 82460), (4123, 59720), (4340, 56734), (4712, 52255), (5320, 46283), (5890, 41804), (5972, 41230), (7465, 32984), (8246, 29860), (8680, 28367), (10451, 23560), (11780, 20902), (11944, 20615), (14930, 16492)]