64615140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{358973}}^1$

素因数の和:358988

約数の個数: 36

約数和(自身を含む): 195999804

約数和(自身を除く): 131384664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 358973, 717946, 1076919, 1435892, 1794865, 2153838, 3230757, 3589730, 4307676, 5384595, 6461514, 7179460, 10769190, 12923028, 16153785, 21538380, 32307570, 64615140]

約数ペア:

[(1, 64615140), (2, 32307570), (3, 21538380), (4, 16153785), (5, 12923028), (6, 10769190), (9, 7179460), (10, 6461514), (12, 5384595), (15, 4307676), (18, 3589730), (20, 3230757), (30, 2153838), (36, 1794865), (45, 1435892), (60, 1076919), (90, 717946), (180, 358973)]