309330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{491}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 921024

約数和(自身を除く): 611694

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, 491, 630, 982, 1473, 2455, 2946, 3437, 4419, 4910, 6874, 7365, 8838, 10311, 14730, 17185, 20622, 22095, 30933, 34370, 44190, 51555, 61866, 103110, 154665, 309330]

約数ペア:

[(1, 309330), (2, 154665), (3, 103110), (5, 61866), (6, 51555), (7, 44190), (9, 34370), (10, 30933), (14, 22095), (15, 20622), (18, 17185), (21, 14730), (30, 10311), (35, 8838), (42, 7365), (45, 6874), (63, 4910), (70, 4419), (90, 3437), (105, 2946), (126, 2455), (210, 1473), (315, 982), (491, 630)]