68734620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{381859}}^1$

素因数の和:381874

約数の個数: 36

約数和(自身を含む): 208495560

約数和(自身を除く): 139760940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 381859, 763718, 1145577, 1527436, 1909295, 2291154, 3436731, 3818590, 4582308, 5727885, 6873462, 7637180, 11455770, 13746924, 17183655, 22911540, 34367310, 68734620]

約数ペア:

[(1, 68734620), (2, 34367310), (3, 22911540), (4, 17183655), (5, 13746924), (6, 11455770), (9, 7637180), (10, 6873462), (12, 5727885), (15, 4582308), (18, 3818590), (20, 3436731), (30, 2291154), (36, 1909295), (45, 1527436), (60, 1145577), (90, 763718), (180, 381859)]