816915840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1481

約数の個数: 256

約数和(自身を含む): 2928199680

約数和(自身を除く): 2111283840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 299, 312, 320, 345, 368, 384, 390, 416, 460, 480, 520, 552, 598, 624, 640, 690, 736, 780, 832, 897, 920, 960, 1040, 1104, 1196, 1248, 1380, 1423, 1472, 1495, 1560, 1664, 1794, 1840, 1920, 2080, 2208, 2392, 2496, 2760, 2846, 2944, 2990, 3120, 3588, 3680, 4160, 4269, 4416, 4485, 4784, 4992, 5520, 5692, 5980, 6240, 7115, 7176, 7360, 8320, 8538, 8832, 8970, 9568, 11040, 11384, 11960, 12480, 14230, 14352, 14720, 17076, 17940, 18499, 19136, 21345, 22080, 22768, 23920, 24960, 28460, 28704, 32729, 34152, 35880, 36998, 38272, 42690, 44160, 45536, 47840, 55497, 56920, 57408, 65458, 68304, 71760, 73996, 85380, 91072, 92495, 95680, 98187, 110994, 113840, 114816, 130916, 136608, 143520, 147992, 163645, 170760, 182144, 184990, 191360, 196374, 221988, 227680, 261832, 273216, 277485, 287040, 295984, 327290, 341520, 369980, 392748, 425477, 443976, 455360, 490935, 523664, 546432, 554970, 574080, 591968, 654580, 683040, 739960, 785496, 850954, 887952, 910720, 981870, 1047328, 1109940, 1183936, 1276431, 1309160, 1366080, 1479920, 1570992, 1701908, 1775904, 1963740, 2094656, 2127385, 2219880, 2367872, 2552862, 2618320, 2732160, 2959840, 3141984, 3403816, 3551808, 3927480, 4189312, 4254770, 4439760, 5105724, 5236640, 5919680, 6283968, 6382155, 6807632, 7103616, 7854960, 8509540, 8879520, 10211448, 10473280, 11839360, 12567936, 12764310, 13615264, 15709920, 17019080, 17759040, 20422896, 20946560, 25528620, 27230528, 31419840, 34038160, 35518080, 40845792, 51057240, 54461056, 62839680, 68076320, 81691584, 102114480, 136152640, 163383168, 204228960, 272305280, 408457920, 816915840]

約数ペア:

[(1, 816915840), (2, 408457920), (3, 272305280), (4, 204228960), (5, 163383168), (6, 136152640), (8, 102114480), (10, 81691584), (12, 68076320), (13, 62839680), (15, 54461056), (16, 51057240), (20, 40845792), (23, 35518080), (24, 34038160), (26, 31419840), (30, 27230528), (32, 25528620), (39, 20946560), (40, 20422896), (46, 17759040), (48, 17019080), (52, 15709920), (60, 13615264), (64, 12764310), (65, 12567936), (69, 11839360), (78, 10473280), (80, 10211448), (92, 8879520), (96, 8509540), (104, 7854960), (115, 7103616), (120, 6807632), (128, 6382155), (130, 6283968), (138, 5919680), (156, 5236640), (160, 5105724), (184, 4439760), (192, 4254770), (195, 4189312), (208, 3927480), (230, 3551808), (240, 3403816), (260, 3141984), (276, 2959840), (299, 2732160), (312, 2618320), (320, 2552862), (345, 2367872), (368, 2219880), (384, 2127385), (390, 2094656), (416, 1963740), (460, 1775904), (480, 1701908), (520, 1570992), (552, 1479920), (598, 1366080), (624, 1309160), (640, 1276431), (690, 1183936), (736, 1109940), (780, 1047328), (832, 981870), (897, 910720), (920, 887952), (960, 850954), (1040, 785496), (1104, 739960), (1196, 683040), (1248, 654580), (1380, 591968), (1423, 574080), (1472, 554970), (1495, 546432), (1560, 523664), (1664, 490935), (1794, 455360), (1840, 443976), (1920, 425477), (2080, 392748), (2208, 369980), (2392, 341520), (2496, 327290), (2760, 295984), (2846, 287040), (2944, 277485), (2990, 273216), (3120, 261832), (3588, 227680), (3680, 221988), (4160, 196374), (4269, 191360), (4416, 184990), (4485, 182144), (4784, 170760), (4992, 163645), (5520, 147992), (5692, 143520), (5980, 136608), (6240, 130916), (7115, 114816), (7176, 113840), (7360, 110994), (8320, 98187), (8538, 95680), (8832, 92495), (8970, 91072), (9568, 85380), (11040, 73996), (11384, 71760), (11960, 68304), (12480, 65458), (14230, 57408), (14352, 56920), (14720, 55497), (17076, 47840), (17940, 45536), (18499, 44160), (19136, 42690), (21345, 38272), (22080, 36998), (22768, 35880), (23920, 34152), (24960, 32729), (28460, 28704)]