68356620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1237}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 208191984

約数和(自身を除く): 139835364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307, 614, 921, 1228, 1237, 1535, 1842, 2474, 2763, 3070, 3684, 3711, 4605, 4948, 5526, 6140, 6185, 7422, 9210, 11052, 11133, 12370, 13815, 14844, 18420, 18555, 22266, 24740, 27630, 37110, 44532, 55260, 55665, 74220, 111330, 222660, 379759, 759518, 1139277, 1519036, 1898795, 2278554, 3417831, 3797590, 4557108, 5696385, 6835662, 7595180, 11392770, 13671324, 17089155, 22785540, 34178310, 68356620]

約数ペア:

[(1, 68356620), (2, 34178310), (3, 22785540), (4, 17089155), (5, 13671324), (6, 11392770), (9, 7595180), (10, 6835662), (12, 5696385), (15, 4557108), (18, 3797590), (20, 3417831), (30, 2278554), (36, 1898795), (45, 1519036), (60, 1139277), (90, 759518), (180, 379759), (307, 222660), (614, 111330), (921, 74220), (1228, 55665), (1237, 55260), (1535, 44532), (1842, 37110), (2474, 27630), (2763, 24740), (3070, 22266), (3684, 18555), (3711, 18420), (4605, 14844), (4948, 13815), (5526, 12370), (6140, 11133), (6185, 11052), (7422, 9210)]