1669920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 6205248

約数和(自身を除く): 4535328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 71, 80, 84, 96, 98, 105, 112, 120, 140, 142, 147, 160, 168, 196, 210, 213, 224, 240, 245, 280, 284, 294, 336, 355, 392, 420, 426, 480, 490, 497, 560, 568, 588, 672, 710, 735, 784, 840, 852, 980, 994, 1065, 1120, 1136, 1176, 1420, 1470, 1491, 1568, 1680, 1704, 1960, 1988, 2130, 2272, 2352, 2485, 2840, 2940, 2982, 3360, 3408, 3479, 3920, 3976, 4260, 4704, 4970, 5680, 5880, 5964, 6816, 6958, 7455, 7840, 7952, 8520, 9940, 10437, 11360, 11760, 11928, 13916, 14910, 15904, 17040, 17395, 19880, 20874, 23520, 23856, 27832, 29820, 34080, 34790, 39760, 41748, 47712, 52185, 55664, 59640, 69580, 79520, 83496, 104370, 111328, 119280, 139160, 166992, 208740, 238560, 278320, 333984, 417480, 556640, 834960, 1669920]

約数ペア:

[(1, 1669920), (2, 834960), (3, 556640), (4, 417480), (5, 333984), (6, 278320), (7, 238560), (8, 208740), (10, 166992), (12, 139160), (14, 119280), (15, 111328), (16, 104370), (20, 83496), (21, 79520), (24, 69580), (28, 59640), (30, 55664), (32, 52185), (35, 47712), (40, 41748), (42, 39760), (48, 34790), (49, 34080), (56, 29820), (60, 27832), (70, 23856), (71, 23520), (80, 20874), (84, 19880), (96, 17395), (98, 17040), (105, 15904), (112, 14910), (120, 13916), (140, 11928), (142, 11760), (147, 11360), (160, 10437), (168, 9940), (196, 8520), (210, 7952), (213, 7840), (224, 7455), (240, 6958), (245, 6816), (280, 5964), (284, 5880), (294, 5680), (336, 4970), (355, 4704), (392, 4260), (420, 3976), (426, 3920), (480, 3479), (490, 3408), (497, 3360), (560, 2982), (568, 2940), (588, 2840), (672, 2485), (710, 2352), (735, 2272), (784, 2130), (840, 1988), (852, 1960), (980, 1704), (994, 1680), (1065, 1568), (1120, 1491), (1136, 1470), (1176, 1420)]