664792020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{50593}}^1$

素因数の和:50681

約数の個数: 72

約数和(自身を含む): 2044199976

約数和(自身を除く): 1379407956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 50593, 101186, 151779, 202372, 252965, 303558, 455337, 505930, 607116, 758895, 910674, 1011860, 1517790, 1821348, 2276685, 3035580, 3693289, 4553370, 7386578, 9106740, 11079867, 14773156, 18466445, 22159734, 33239601, 36932890, 44319468, 55399335, 66479202, 73865780, 110798670, 132958404, 166198005, 221597340, 332396010, 664792020]

約数ペア:

[(1, 664792020), (2, 332396010), (3, 221597340), (4, 166198005), (5, 132958404), (6, 110798670), (9, 73865780), (10, 66479202), (12, 55399335), (15, 44319468), (18, 36932890), (20, 33239601), (30, 22159734), (36, 18466445), (45, 14773156), (60, 11079867), (73, 9106740), (90, 7386578), (146, 4553370), (180, 3693289), (219, 3035580), (292, 2276685), (365, 1821348), (438, 1517790), (657, 1011860), (730, 910674), (876, 758895), (1095, 607116), (1314, 505930), (1460, 455337), (2190, 303558), (2628, 252965), (3285, 202372), (4380, 151779), (6570, 101186), (13140, 50593)]