64496460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{153563}}^1$

素因数の和:153582

約数の個数: 48

約数和(自身を含む): 206390016

約数和(自身を除く): 141893556

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, 153563, 307126, 460689, 614252, 767815, 921378, 1074941, 1535630, 1842756, 2149882, 2303445, 3071260, 3224823, 4299764, 4606890, 5374705, 6449646, 9213780, 10749410, 12899292, 16124115, 21498820, 32248230, 64496460]

約数ペア:

[(1, 64496460), (2, 32248230), (3, 21498820), (4, 16124115), (5, 12899292), (6, 10749410), (7, 9213780), (10, 6449646), (12, 5374705), (14, 4606890), (15, 4299764), (20, 3224823), (21, 3071260), (28, 2303445), (30, 2149882), (35, 1842756), (42, 1535630), (60, 1074941), (70, 921378), (84, 767815), (105, 614252), (140, 460689), (210, 307126), (420, 153563)]