68506440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{570887}}^1$

素因数の和:570901

約数の個数: 32

約数和(自身を含む): 205519680

約数和(自身を除く): 137013240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 570887, 1141774, 1712661, 2283548, 2854435, 3425322, 4567096, 5708870, 6850644, 8563305, 11417740, 13701288, 17126610, 22835480, 34253220, 68506440]

約数ペア:

[(1, 68506440), (2, 34253220), (3, 22835480), (4, 17126610), (5, 13701288), (6, 11417740), (8, 8563305), (10, 6850644), (12, 5708870), (15, 4567096), (20, 3425322), (24, 2854435), (30, 2283548), (40, 1712661), (60, 1141774), (120, 570887)]