1390227520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13619}}^1$

素因数の和:13676

約数の個数: 112

約数和(自身を含む): 3736238400

約数和(自身を除く): 2346010880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 704, 880, 928, 1160, 1276, 1595, 1760, 1856, 2320, 2552, 3190, 3520, 4640, 5104, 6380, 9280, 10208, 12760, 13619, 20416, 25520, 27238, 51040, 54476, 68095, 102080, 108952, 136190, 149809, 217904, 272380, 299618, 394951, 435808, 544760, 599236, 749045, 789902, 871616, 1089520, 1198472, 1498090, 1579804, 1974755, 2179040, 2396944, 2996180, 3159608, 3949510, 4344461, 4358080, 4793888, 5992360, 6319216, 7899020, 8688922, 9587776, 11984720, 12638432, 15798040, 17377844, 21722305, 23969440, 25276864, 31596080, 34755688, 43444610, 47938880, 63192160, 69511376, 86889220, 126384320, 139022752, 173778440, 278045504, 347556880, 695113760, 1390227520]

約数ペア:

[(1, 1390227520), (2, 695113760), (4, 347556880), (5, 278045504), (8, 173778440), (10, 139022752), (11, 126384320), (16, 86889220), (20, 69511376), (22, 63192160), (29, 47938880), (32, 43444610), (40, 34755688), (44, 31596080), (55, 25276864), (58, 23969440), (64, 21722305), (80, 17377844), (88, 15798040), (110, 12638432), (116, 11984720), (145, 9587776), (160, 8688922), (176, 7899020), (220, 6319216), (232, 5992360), (290, 4793888), (319, 4358080), (320, 4344461), (352, 3949510), (440, 3159608), (464, 2996180), (580, 2396944), (638, 2179040), (704, 1974755), (880, 1579804), (928, 1498090), (1160, 1198472), (1276, 1089520), (1595, 871616), (1760, 789902), (1856, 749045), (2320, 599236), (2552, 544760), (3190, 435808), (3520, 394951), (4640, 299618), (5104, 272380), (6380, 217904), (9280, 149809), (10208, 136190), (12760, 108952), (13619, 102080), (20416, 68095), (25520, 54476), (27238, 51040)]