2783040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:256

約数の個数: 112

約数和(自身を含む): 9558528

約数和(自身を除く): 6775488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 223, 240, 260, 312, 320, 390, 416, 446, 480, 520, 624, 669, 780, 832, 892, 960, 1040, 1115, 1248, 1338, 1560, 1784, 2080, 2230, 2496, 2676, 2899, 3120, 3345, 3568, 4160, 4460, 5352, 5798, 6240, 6690, 7136, 8697, 8920, 10704, 11596, 12480, 13380, 14272, 14495, 17394, 17840, 21408, 23192, 26760, 28990, 34788, 35680, 42816, 43485, 46384, 53520, 57980, 69576, 71360, 86970, 92768, 107040, 115960, 139152, 173940, 185536, 214080, 231920, 278304, 347880, 463840, 556608, 695760, 927680, 1391520, 2783040]

約数ペア:

[(1, 2783040), (2, 1391520), (3, 927680), (4, 695760), (5, 556608), (6, 463840), (8, 347880), (10, 278304), (12, 231920), (13, 214080), (15, 185536), (16, 173940), (20, 139152), (24, 115960), (26, 107040), (30, 92768), (32, 86970), (39, 71360), (40, 69576), (48, 57980), (52, 53520), (60, 46384), (64, 43485), (65, 42816), (78, 35680), (80, 34788), (96, 28990), (104, 26760), (120, 23192), (130, 21408), (156, 17840), (160, 17394), (192, 14495), (195, 14272), (208, 13380), (223, 12480), (240, 11596), (260, 10704), (312, 8920), (320, 8697), (390, 7136), (416, 6690), (446, 6240), (480, 5798), (520, 5352), (624, 4460), (669, 4160), (780, 3568), (832, 3345), (892, 3120), (960, 2899), (1040, 2676), (1115, 2496), (1248, 2230), (1338, 2080), (1560, 1784)]