171812970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{272719}}^1$

素因数の和:272739

約数の個数: 48

約数和(自身を含む): 510531840

約数和(自身を除く): 338718870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 272719, 545438, 818157, 1363595, 1636314, 1909033, 2454471, 2727190, 3818066, 4090785, 4908942, 5727099, 8181570, 9545165, 11454198, 12272355, 17181297, 19090330, 24544710, 28635495, 34362594, 57270990, 85906485, 171812970]

約数ペア:

[(1, 171812970), (2, 85906485), (3, 57270990), (5, 34362594), (6, 28635495), (7, 24544710), (9, 19090330), (10, 17181297), (14, 12272355), (15, 11454198), (18, 9545165), (21, 8181570), (30, 5727099), (35, 4908942), (42, 4090785), (45, 3818066), (63, 2727190), (70, 2454471), (90, 1909033), (105, 1636314), (126, 1363595), (210, 818157), (315, 545438), (630, 272719)]