204054690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1979}}^1$

素因数の和:2487

約数の個数: 64

約数和(自身を含む): 561116160

約数和(自身を除く): 357061470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 491, 982, 1473, 1979, 2455, 2946, 3437, 3958, 4910, 5937, 6874, 7365, 9895, 10311, 11874, 13853, 14730, 17185, 19790, 20622, 27706, 29685, 34370, 41559, 51555, 59370, 69265, 83118, 103110, 138530, 207795, 415590, 971689, 1943378, 2915067, 4858445, 5830134, 6801823, 9716890, 13603646, 14575335, 20405469, 29150670, 34009115, 40810938, 68018230, 102027345, 204054690]

約数ペア:

[(1, 204054690), (2, 102027345), (3, 68018230), (5, 40810938), (6, 34009115), (7, 29150670), (10, 20405469), (14, 14575335), (15, 13603646), (21, 9716890), (30, 6801823), (35, 5830134), (42, 4858445), (70, 2915067), (105, 1943378), (210, 971689), (491, 415590), (982, 207795), (1473, 138530), (1979, 103110), (2455, 83118), (2946, 69265), (3437, 59370), (3958, 51555), (4910, 41559), (5937, 34370), (6874, 29685), (7365, 27706), (9895, 20622), (10311, 19790), (11874, 17185), (13853, 14730)]