2780455040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13619}}^1$

素因数の和:13678

約数の個数: 128

約数和(自身を含む): 7501896000

約数和(自身を除く): 4721440960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 128, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 640, 704, 880, 928, 1160, 1276, 1408, 1595, 1760, 1856, 2320, 2552, 3190, 3520, 3712, 4640, 5104, 6380, 7040, 9280, 10208, 12760, 13619, 18560, 20416, 25520, 27238, 40832, 51040, 54476, 68095, 102080, 108952, 136190, 149809, 204160, 217904, 272380, 299618, 394951, 435808, 544760, 599236, 749045, 789902, 871616, 1089520, 1198472, 1498090, 1579804, 1743232, 1974755, 2179040, 2396944, 2996180, 3159608, 3949510, 4344461, 4358080, 4793888, 5992360, 6319216, 7899020, 8688922, 8716160, 9587776, 11984720, 12638432, 15798040, 17377844, 19175552, 21722305, 23969440, 25276864, 31596080, 34755688, 43444610, 47938880, 50553728, 63192160, 69511376, 86889220, 95877760, 126384320, 139022752, 173778440, 252768640, 278045504, 347556880, 556091008, 695113760, 1390227520, 2780455040]

約数ペア:

[(1, 2780455040), (2, 1390227520), (4, 695113760), (5, 556091008), (8, 347556880), (10, 278045504), (11, 252768640), (16, 173778440), (20, 139022752), (22, 126384320), (29, 95877760), (32, 86889220), (40, 69511376), (44, 63192160), (55, 50553728), (58, 47938880), (64, 43444610), (80, 34755688), (88, 31596080), (110, 25276864), (116, 23969440), (128, 21722305), (145, 19175552), (160, 17377844), (176, 15798040), (220, 12638432), (232, 11984720), (290, 9587776), (319, 8716160), (320, 8688922), (352, 7899020), (440, 6319216), (464, 5992360), (580, 4793888), (638, 4358080), (640, 4344461), (704, 3949510), (880, 3159608), (928, 2996180), (1160, 2396944), (1276, 2179040), (1408, 1974755), (1595, 1743232), (1760, 1579804), (1856, 1498090), (2320, 1198472), (2552, 1089520), (3190, 871616), (3520, 789902), (3712, 749045), (4640, 599236), (5104, 544760), (6380, 435808), (7040, 394951), (9280, 299618), (10208, 272380), (12760, 217904), (13619, 204160), (18560, 149809), (20416, 136190), (25520, 108952), (27238, 102080), (40832, 68095), (51040, 54476)]