249533980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{4177}}^1$

素因数の和:4318

約数の個数: 48

約数和(自身を含む): 547485120

約数和(自身を除く): 297951140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 290, 412, 515, 580, 1030, 2060, 2987, 4177, 5974, 8354, 11948, 14935, 16708, 20885, 29870, 41770, 59740, 83540, 121133, 242266, 430231, 484532, 605665, 860462, 1211330, 1720924, 2151155, 2422660, 4302310, 8604620, 12476699, 24953398, 49906796, 62383495, 124766990, 249533980]

約数ペア:

[(1, 249533980), (2, 124766990), (4, 62383495), (5, 49906796), (10, 24953398), (20, 12476699), (29, 8604620), (58, 4302310), (103, 2422660), (116, 2151155), (145, 1720924), (206, 1211330), (290, 860462), (412, 605665), (515, 484532), (580, 430231), (1030, 242266), (2060, 121133), (2987, 83540), (4177, 59740), (5974, 41770), (8354, 29870), (11948, 20885), (14935, 16708)]