128379528

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 359737560

約数和(自身を除く): 231358032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 157, 164, 246, 277, 314, 328, 369, 471, 492, 554, 628, 738, 831, 942, 984, 1108, 1256, 1413, 1476, 1662, 1884, 2216, 2493, 2826, 2952, 3324, 3768, 4986, 5652, 6437, 6648, 9972, 11304, 11357, 12874, 19311, 19944, 22714, 25748, 34071, 38622, 43489, 45428, 51496, 57933, 68142, 77244, 86978, 90856, 102213, 115866, 130467, 136284, 154488, 173956, 204426, 231732, 260934, 272568, 347912, 391401, 408852, 463464, 521868, 782802, 817704, 1043736, 1565604, 1783049, 3131208, 3566098, 5349147, 7132196, 10698294, 14264392, 16047441, 21396588, 32094882, 42793176, 64189764, 128379528]

約数ペア:

[(1, 128379528), (2, 64189764), (3, 42793176), (4, 32094882), (6, 21396588), (8, 16047441), (9, 14264392), (12, 10698294), (18, 7132196), (24, 5349147), (36, 3566098), (41, 3131208), (72, 1783049), (82, 1565604), (123, 1043736), (157, 817704), (164, 782802), (246, 521868), (277, 463464), (314, 408852), (328, 391401), (369, 347912), (471, 272568), (492, 260934), (554, 231732), (628, 204426), (738, 173956), (831, 154488), (942, 136284), (984, 130467), (1108, 115866), (1256, 102213), (1413, 90856), (1476, 86978), (1662, 77244), (1884, 68142), (2216, 57933), (2493, 51496), (2826, 45428), (2952, 43489), (3324, 38622), (3768, 34071), (4986, 25748), (5652, 22714), (6437, 19944), (6648, 19311), (9972, 12874), (11304, 11357)]