128752620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1295

約数の個数: 96

約数和(自身を含む): 381265920

約数和(自身を除く): 252513300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 79, 92, 115, 138, 158, 230, 237, 276, 316, 345, 395, 460, 474, 690, 790, 948, 1181, 1185, 1380, 1580, 1817, 2362, 2370, 3543, 3634, 4724, 4740, 5451, 5905, 7086, 7268, 9085, 10902, 11810, 14172, 17715, 18170, 21804, 23620, 27163, 27255, 35430, 36340, 54326, 54510, 70860, 81489, 93299, 108652, 109020, 135815, 162978, 186598, 271630, 279897, 325956, 373196, 407445, 466495, 543260, 559794, 814890, 932990, 1119588, 1399485, 1629780, 1865980, 2145877, 2798970, 4291754, 5597940, 6437631, 8583508, 10729385, 12875262, 21458770, 25750524, 32188155, 42917540, 64376310, 128752620]

約数ペア:

[(1, 128752620), (2, 64376310), (3, 42917540), (4, 32188155), (5, 25750524), (6, 21458770), (10, 12875262), (12, 10729385), (15, 8583508), (20, 6437631), (23, 5597940), (30, 4291754), (46, 2798970), (60, 2145877), (69, 1865980), (79, 1629780), (92, 1399485), (115, 1119588), (138, 932990), (158, 814890), (230, 559794), (237, 543260), (276, 466495), (316, 407445), (345, 373196), (395, 325956), (460, 279897), (474, 271630), (690, 186598), (790, 162978), (948, 135815), (1181, 109020), (1185, 108652), (1380, 93299), (1580, 81489), (1817, 70860), (2362, 54510), (2370, 54326), (3543, 36340), (3634, 35430), (4724, 27255), (4740, 27163), (5451, 23620), (5905, 21804), (7086, 18170), (7268, 17715), (9085, 14172), (10902, 11810)]