128666328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 390873600

約数和(自身を除く): 262207272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 173, 228, 233, 266, 346, 399, 456, 466, 519, 532, 692, 699, 798, 932, 1038, 1064, 1211, 1384, 1398, 1596, 1631, 1864, 2076, 2422, 2796, 3192, 3262, 3287, 3633, 4152, 4427, 4844, 4893, 5592, 6524, 6574, 7266, 8854, 9688, 9786, 9861, 13048, 13148, 13281, 14532, 17708, 19572, 19722, 23009, 26296, 26562, 29064, 30989, 35416, 39144, 39444, 40309, 46018, 53124, 61978, 69027, 78888, 80618, 92036, 92967, 106248, 120927, 123956, 138054, 161236, 184072, 185934, 241854, 247912, 276108, 282163, 322472, 371868, 483708, 552216, 564326, 743736, 765871, 846489, 967416, 1128652, 1531742, 1692978, 2257304, 2297613, 3063484, 3385956, 4595226, 5361097, 6126968, 6771912, 9190452, 10722194, 16083291, 18380904, 21444388, 32166582, 42888776, 64333164, 128666328]

約数ペア:

[(1, 128666328), (2, 64333164), (3, 42888776), (4, 32166582), (6, 21444388), (7, 18380904), (8, 16083291), (12, 10722194), (14, 9190452), (19, 6771912), (21, 6126968), (24, 5361097), (28, 4595226), (38, 3385956), (42, 3063484), (56, 2297613), (57, 2257304), (76, 1692978), (84, 1531742), (114, 1128652), (133, 967416), (152, 846489), (168, 765871), (173, 743736), (228, 564326), (233, 552216), (266, 483708), (346, 371868), (399, 322472), (456, 282163), (466, 276108), (519, 247912), (532, 241854), (692, 185934), (699, 184072), (798, 161236), (932, 138054), (1038, 123956), (1064, 120927), (1211, 106248), (1384, 92967), (1398, 92036), (1596, 80618), (1631, 78888), (1864, 69027), (2076, 61978), (2422, 53124), (2796, 46018), (3192, 40309), (3262, 39444), (3287, 39144), (3633, 35416), (4152, 30989), (4427, 29064), (4844, 26562), (4893, 26296), (5592, 23009), (6524, 19722), (6574, 19572), (7266, 17708), (8854, 14532), (9688, 13281), (9786, 13148), (9861, 13048)]