85867920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:757

約数の個数: 120

約数和(自身を含む): 290160000

約数和(自身を除く): 204292080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 239, 240, 360, 478, 499, 717, 720, 956, 998, 1195, 1434, 1497, 1912, 1996, 2151, 2390, 2495, 2868, 2994, 3585, 3824, 3992, 4302, 4491, 4780, 4990, 5736, 5988, 7170, 7485, 7984, 8604, 8982, 9560, 9980, 10755, 11472, 11976, 14340, 14970, 17208, 17964, 19120, 19960, 21510, 22455, 23952, 28680, 29940, 34416, 35928, 39920, 43020, 44910, 57360, 59880, 71856, 86040, 89820, 119261, 119760, 172080, 179640, 238522, 357783, 359280, 477044, 596305, 715566, 954088, 1073349, 1192610, 1431132, 1788915, 1908176, 2146698, 2385220, 2862264, 3577830, 4293396, 4770440, 5366745, 5724528, 7155660, 8586792, 9540880, 10733490, 14311320, 17173584, 21466980, 28622640, 42933960, 85867920]

約数ペア:

[(1, 85867920), (2, 42933960), (3, 28622640), (4, 21466980), (5, 17173584), (6, 14311320), (8, 10733490), (9, 9540880), (10, 8586792), (12, 7155660), (15, 5724528), (16, 5366745), (18, 4770440), (20, 4293396), (24, 3577830), (30, 2862264), (36, 2385220), (40, 2146698), (45, 1908176), (48, 1788915), (60, 1431132), (72, 1192610), (80, 1073349), (90, 954088), (120, 715566), (144, 596305), (180, 477044), (239, 359280), (240, 357783), (360, 238522), (478, 179640), (499, 172080), (717, 119760), (720, 119261), (956, 89820), (998, 86040), (1195, 71856), (1434, 59880), (1497, 57360), (1912, 44910), (1996, 43020), (2151, 39920), (2390, 35928), (2495, 34416), (2868, 29940), (2994, 28680), (3585, 23952), (3824, 22455), (3992, 21510), (4302, 19960), (4491, 19120), (4780, 17964), (4990, 17208), (5736, 14970), (5988, 14340), (7170, 11976), (7485, 11472), (7984, 10755), (8604, 9980), (8982, 9560)]