68125920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2088

約数の個数: 96

約数和(自身を含む): 217728000

約数和(自身を除く): 149602080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 426, 480, 568, 710, 852, 1065, 1136, 1420, 1704, 1999, 2130, 2272, 2840, 3408, 3998, 4260, 5680, 5997, 6816, 7996, 8520, 9995, 11360, 11994, 15992, 17040, 19990, 23988, 29985, 31984, 34080, 39980, 47976, 59970, 63968, 79960, 95952, 119940, 141929, 159920, 191904, 239880, 283858, 319840, 425787, 479760, 567716, 709645, 851574, 959520, 1135432, 1419290, 1703148, 2128935, 2270864, 2838580, 3406296, 4257870, 4541728, 5677160, 6812592, 8515740, 11354320, 13625184, 17031480, 22708640, 34062960, 68125920]

約数ペア:

[(1, 68125920), (2, 34062960), (3, 22708640), (4, 17031480), (5, 13625184), (6, 11354320), (8, 8515740), (10, 6812592), (12, 5677160), (15, 4541728), (16, 4257870), (20, 3406296), (24, 2838580), (30, 2270864), (32, 2128935), (40, 1703148), (48, 1419290), (60, 1135432), (71, 959520), (80, 851574), (96, 709645), (120, 567716), (142, 479760), (160, 425787), (213, 319840), (240, 283858), (284, 239880), (355, 191904), (426, 159920), (480, 141929), (568, 119940), (710, 95952), (852, 79960), (1065, 63968), (1136, 59970), (1420, 47976), (1704, 39980), (1999, 34080), (2130, 31984), (2272, 29985), (2840, 23988), (3408, 19990), (3998, 17040), (4260, 15992), (5680, 11994), (5997, 11360), (6816, 9995), (7996, 8520)]