128830560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1123}}^1$

素因数の和:1380

約数の個数: 96

約数和(自身を含む): 407877120

約数和(自身を除く): 279046560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 239, 240, 478, 480, 717, 956, 1123, 1195, 1434, 1912, 2246, 2390, 2868, 3369, 3585, 3824, 4492, 4780, 5615, 5736, 6738, 7170, 7648, 8984, 9560, 11230, 11472, 13476, 14340, 16845, 17968, 19120, 22460, 22944, 26952, 28680, 33690, 35936, 38240, 44920, 53904, 57360, 67380, 89840, 107808, 114720, 134760, 179680, 268397, 269520, 536794, 539040, 805191, 1073588, 1341985, 1610382, 2147176, 2683970, 3220764, 4025955, 4294352, 5367940, 6441528, 8051910, 8588704, 10735880, 12883056, 16103820, 21471760, 25766112, 32207640, 42943520, 64415280, 128830560]

約数ペア:

[(1, 128830560), (2, 64415280), (3, 42943520), (4, 32207640), (5, 25766112), (6, 21471760), (8, 16103820), (10, 12883056), (12, 10735880), (15, 8588704), (16, 8051910), (20, 6441528), (24, 5367940), (30, 4294352), (32, 4025955), (40, 3220764), (48, 2683970), (60, 2147176), (80, 1610382), (96, 1341985), (120, 1073588), (160, 805191), (239, 539040), (240, 536794), (478, 269520), (480, 268397), (717, 179680), (956, 134760), (1123, 114720), (1195, 107808), (1434, 89840), (1912, 67380), (2246, 57360), (2390, 53904), (2868, 44920), (3369, 38240), (3585, 35936), (3824, 33690), (4492, 28680), (4780, 26952), (5615, 22944), (5736, 22460), (6738, 19120), (7170, 17968), (7648, 16845), (8984, 14340), (9560, 13476), (11230, 11472)]