268942856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 679311360

約数和(自身を除く): 410368504

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 119, 124, 136, 182, 217, 221, 238, 248, 364, 403, 434, 442, 476, 527, 701, 728, 806, 868, 884, 952, 1054, 1402, 1547, 1612, 1736, 1768, 2108, 2804, 2821, 3094, 3224, 3689, 4216, 4907, 5608, 5642, 6188, 6851, 7378, 9113, 9814, 11284, 11917, 12376, 13702, 14756, 18226, 19628, 21731, 22568, 23834, 27404, 29512, 36452, 39256, 43462, 47668, 47957, 54808, 63791, 72904, 83419, 86924, 95336, 95914, 127582, 152117, 154921, 166838, 173848, 191828, 255164, 282503, 304234, 309842, 333676, 369427, 383656, 510328, 565006, 608468, 619684, 667352, 738854, 1084447, 1130012, 1216936, 1239368, 1477708, 1977521, 2168894, 2260024, 2585989, 2955416, 3955042, 4337788, 4802551, 5171978, 7910084, 8675576, 9605102, 10343956, 15820168, 19210204, 20687912, 33617857, 38420408, 67235714, 134471428, 268942856]

約数ペア:

[(1, 268942856), (2, 134471428), (4, 67235714), (7, 38420408), (8, 33617857), (13, 20687912), (14, 19210204), (17, 15820168), (26, 10343956), (28, 9605102), (31, 8675576), (34, 7910084), (52, 5171978), (56, 4802551), (62, 4337788), (68, 3955042), (91, 2955416), (104, 2585989), (119, 2260024), (124, 2168894), (136, 1977521), (182, 1477708), (217, 1239368), (221, 1216936), (238, 1130012), (248, 1084447), (364, 738854), (403, 667352), (434, 619684), (442, 608468), (476, 565006), (527, 510328), (701, 383656), (728, 369427), (806, 333676), (868, 309842), (884, 304234), (952, 282503), (1054, 255164), (1402, 191828), (1547, 173848), (1612, 166838), (1736, 154921), (1768, 152117), (2108, 127582), (2804, 95914), (2821, 95336), (3094, 86924), (3224, 83419), (3689, 72904), (4216, 63791), (4907, 54808), (5608, 47957), (5642, 47668), (6188, 43462), (6851, 39256), (7378, 36452), (9113, 29512), (9814, 27404), (11284, 23834), (11917, 22568), (12376, 21731), (13702, 19628), (14756, 18226)]