331388140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1447

約数の個数: 96

約数和(自身を含む): 794271744

約数和(自身を除く): 462883604

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 31, 34, 46, 62, 68, 85, 92, 115, 124, 155, 170, 230, 310, 340, 391, 460, 527, 620, 713, 782, 1054, 1367, 1426, 1564, 1955, 2108, 2635, 2734, 2852, 3565, 3910, 5270, 5468, 6835, 7130, 7820, 10540, 12121, 13670, 14260, 23239, 24242, 27340, 31441, 42377, 46478, 48484, 60605, 62882, 84754, 92956, 116195, 121210, 125764, 157205, 169508, 211885, 232390, 242420, 314410, 423770, 464780, 534497, 628820, 720409, 847540, 974671, 1068994, 1440818, 1949342, 2137988, 2672485, 2881636, 3602045, 3898684, 4873355, 5344970, 7204090, 9746710, 10689940, 14408180, 16569407, 19493420, 33138814, 66277628, 82847035, 165694070, 331388140]

約数ペア:

[(1, 331388140), (2, 165694070), (4, 82847035), (5, 66277628), (10, 33138814), (17, 19493420), (20, 16569407), (23, 14408180), (31, 10689940), (34, 9746710), (46, 7204090), (62, 5344970), (68, 4873355), (85, 3898684), (92, 3602045), (115, 2881636), (124, 2672485), (155, 2137988), (170, 1949342), (230, 1440818), (310, 1068994), (340, 974671), (391, 847540), (460, 720409), (527, 628820), (620, 534497), (713, 464780), (782, 423770), (1054, 314410), (1367, 242420), (1426, 232390), (1564, 211885), (1955, 169508), (2108, 157205), (2635, 125764), (2734, 121210), (2852, 116195), (3565, 92956), (3910, 84754), (5270, 62882), (5468, 60605), (6835, 48484), (7130, 46478), (7820, 42377), (10540, 31441), (12121, 27340), (13670, 24242), (14260, 23239)]