39078690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 107688960

約数和(自身を除く): 68610270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 379, 491, 758, 982, 1137, 1473, 1895, 2274, 2455, 2653, 2946, 3437, 3790, 4910, 5306, 5685, 6874, 7365, 7959, 10311, 11370, 13265, 14730, 15918, 17185, 20622, 26530, 34370, 39795, 51555, 79590, 103110, 186089, 372178, 558267, 930445, 1116534, 1302623, 1860890, 2605246, 2791335, 3907869, 5582670, 6513115, 7815738, 13026230, 19539345, 39078690]

約数ペア:

[(1, 39078690), (2, 19539345), (3, 13026230), (5, 7815738), (6, 6513115), (7, 5582670), (10, 3907869), (14, 2791335), (15, 2605246), (21, 1860890), (30, 1302623), (35, 1116534), (42, 930445), (70, 558267), (105, 372178), (210, 186089), (379, 103110), (491, 79590), (758, 51555), (982, 39795), (1137, 34370), (1473, 26530), (1895, 20622), (2274, 17185), (2455, 15918), (2653, 14730), (2946, 13265), (3437, 11370), (3790, 10311), (4910, 7959), (5306, 7365), (5685, 6874)]