68289660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379387}}^1$

素因数の和:379402

約数の個数: 36

約数和(自身を含む): 207145848

約数和(自身を除く): 138856188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379387, 758774, 1138161, 1517548, 1896935, 2276322, 3414483, 3793870, 4552644, 5690805, 6828966, 7587740, 11381610, 13657932, 17072415, 22763220, 34144830, 68289660]

約数ペア:

[(1, 68289660), (2, 34144830), (3, 22763220), (4, 17072415), (5, 13657932), (6, 11381610), (9, 7587740), (10, 6828966), (12, 5690805), (15, 4552644), (18, 3793870), (20, 3414483), (30, 2276322), (36, 1896935), (45, 1517548), (60, 1138161), (90, 758774), (180, 379387)]