249973108

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:194

約数の個数: 108

約数和(自身を含む): 587545056

約数和(自身を除く): 337571948

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 71, 77, 92, 98, 142, 154, 161, 196, 253, 284, 308, 322, 497, 506, 539, 644, 781, 994, 1012, 1078, 1127, 1562, 1633, 1771, 1988, 2156, 2254, 3124, 3266, 3479, 3542, 4508, 5041, 5467, 6532, 6958, 7084, 10082, 10934, 11431, 12397, 13916, 17963, 20164, 21868, 22862, 24794, 35287, 35926, 38269, 45724, 49588, 55451, 70574, 71852, 76538, 80017, 110902, 115943, 125741, 141148, 153076, 160034, 221804, 231886, 247009, 251482, 320068, 388157, 463772, 494018, 502964, 776314, 811601, 880187, 988036, 1275373, 1552628, 1623202, 1760374, 2550746, 2717099, 3246404, 3520748, 5101492, 5434198, 5681207, 8927611, 10868396, 11362414, 17855222, 22724828, 35710444, 62493277, 124986554, 249973108]

約数ペア:

[(1, 249973108), (2, 124986554), (4, 62493277), (7, 35710444), (11, 22724828), (14, 17855222), (22, 11362414), (23, 10868396), (28, 8927611), (44, 5681207), (46, 5434198), (49, 5101492), (71, 3520748), (77, 3246404), (92, 2717099), (98, 2550746), (142, 1760374), (154, 1623202), (161, 1552628), (196, 1275373), (253, 988036), (284, 880187), (308, 811601), (322, 776314), (497, 502964), (506, 494018), (539, 463772), (644, 388157), (781, 320068), (994, 251482), (1012, 247009), (1078, 231886), (1127, 221804), (1562, 160034), (1633, 153076), (1771, 141148), (1988, 125741), (2156, 115943), (2254, 110902), (3124, 80017), (3266, 76538), (3479, 71852), (3542, 70574), (4508, 55451), (5041, 49588), (5467, 45724), (6532, 38269), (6958, 35926), (7084, 35287), (10082, 24794), (10934, 22862), (11431, 21868), (12397, 20164), (13916, 17963)]