128627576

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 324725760

約数和(自身を除く): 196098184

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 71, 77, 88, 119, 136, 142, 154, 173, 187, 238, 284, 308, 346, 374, 476, 497, 568, 616, 692, 748, 781, 952, 994, 1207, 1211, 1309, 1384, 1496, 1562, 1903, 1988, 2414, 2422, 2618, 2941, 3124, 3806, 3976, 4828, 4844, 5236, 5467, 5882, 6248, 7612, 8449, 9656, 9688, 10472, 10934, 11764, 12283, 13277, 13321, 15224, 16898, 20587, 21868, 23528, 24566, 26554, 26642, 32351, 33796, 41174, 43736, 49132, 53108, 53284, 64702, 67592, 82348, 85981, 92939, 98264, 106216, 106568, 129404, 135113, 164696, 171962, 185878, 208811, 226457, 258808, 270226, 343924, 371756, 417622, 452914, 540452, 687848, 743512, 835244, 905828, 945791, 1080904, 1461677, 1670488, 1811656, 1891582, 2296921, 2923354, 3783164, 4593842, 5846708, 7566328, 9187684, 11693416, 16078447, 18375368, 32156894, 64313788, 128627576]

約数ペア:

[(1, 128627576), (2, 64313788), (4, 32156894), (7, 18375368), (8, 16078447), (11, 11693416), (14, 9187684), (17, 7566328), (22, 5846708), (28, 4593842), (34, 3783164), (44, 2923354), (56, 2296921), (68, 1891582), (71, 1811656), (77, 1670488), (88, 1461677), (119, 1080904), (136, 945791), (142, 905828), (154, 835244), (173, 743512), (187, 687848), (238, 540452), (284, 452914), (308, 417622), (346, 371756), (374, 343924), (476, 270226), (497, 258808), (568, 226457), (616, 208811), (692, 185878), (748, 171962), (781, 164696), (952, 135113), (994, 129404), (1207, 106568), (1211, 106216), (1309, 98264), (1384, 92939), (1496, 85981), (1562, 82348), (1903, 67592), (1988, 64702), (2414, 53284), (2422, 53108), (2618, 49132), (2941, 43736), (3124, 41174), (3806, 33796), (3976, 32351), (4828, 26642), (4844, 26554), (5236, 24566), (5467, 23528), (5882, 21868), (6248, 20587), (7612, 16898), (8449, 15224), (9656, 13321), (9688, 13277), (10472, 12283), (10934, 11764)]