68951080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156707}}^1$

素因数の和:156729

約数の個数: 32

約数和(自身を含む): 169244640

約数和(自身を除く): 100293560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 156707, 313414, 626828, 783535, 1253656, 1567070, 1723777, 3134140, 3447554, 6268280, 6895108, 8618885, 13790216, 17237770, 34475540, 68951080]

約数ペア:

[(1, 68951080), (2, 34475540), (4, 17237770), (5, 13790216), (8, 8618885), (10, 6895108), (11, 6268280), (20, 3447554), (22, 3134140), (40, 1723777), (44, 1567070), (55, 1253656), (88, 783535), (110, 626828), (220, 313414), (440, 156707)]