82316220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{195991}}^1$

素因数の和:196010

約数の個数: 48

約数和(自身を含む): 263413248

約数和(自身を除く): 181097028

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, 195991, 391982, 587973, 783964, 979955, 1175946, 1371937, 1959910, 2351892, 2743874, 2939865, 3919820, 4115811, 5487748, 5879730, 6859685, 8231622, 11759460, 13719370, 16463244, 20579055, 27438740, 41158110, 82316220]

約数ペア:

[(1, 82316220), (2, 41158110), (3, 27438740), (4, 20579055), (5, 16463244), (6, 13719370), (7, 11759460), (10, 8231622), (12, 6859685), (14, 5879730), (15, 5487748), (20, 4115811), (21, 3919820), (28, 2939865), (30, 2743874), (35, 2351892), (42, 1959910), (60, 1371937), (70, 1175946), (84, 979955), (105, 783964), (140, 587973), (210, 391982), (420, 195991)]