68115540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2179}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 191177280

約数和(自身を除く): 123061740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1563, 2084, 2179, 2605, 3126, 4358, 5210, 6252, 6537, 7815, 8716, 10420, 10895, 13074, 15630, 21790, 26148, 31260, 32685, 43580, 65370, 130740, 1135259, 2270518, 3405777, 4541036, 5676295, 6811554, 11352590, 13623108, 17028885, 22705180, 34057770, 68115540]

約数ペア:

[(1, 68115540), (2, 34057770), (3, 22705180), (4, 17028885), (5, 13623108), (6, 11352590), (10, 6811554), (12, 5676295), (15, 4541036), (20, 3405777), (30, 2270518), (60, 1135259), (521, 130740), (1042, 65370), (1563, 43580), (2084, 32685), (2179, 31260), (2605, 26148), (3126, 21790), (4358, 15630), (5210, 13074), (6252, 10895), (6537, 10420), (7815, 8716)]