68700660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163573}}^1$

素因数の和:163592

約数の個数: 48

約数和(自身を含む): 219843456

約数和(自身を除く): 151142796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 163573, 327146, 490719, 654292, 817865, 981438, 1145011, 1635730, 1962876, 2290022, 2453595, 3271460, 3435033, 4580044, 4907190, 5725055, 6870066, 9814380, 11450110, 13740132, 17175165, 22900220, 34350330, 68700660]

約数ペア:

[(1, 68700660), (2, 34350330), (3, 22900220), (4, 17175165), (5, 13740132), (6, 11450110), (7, 9814380), (10, 6870066), (12, 5725055), (14, 4907190), (15, 4580044), (20, 3435033), (21, 3271460), (28, 2453595), (30, 2290022), (35, 1962876), (42, 1635730), (60, 1145011), (70, 981438), (84, 817865), (105, 654292), (140, 490719), (210, 327146), (420, 163573)]