327420660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{779573}}^1$

素因数の和:779592

約数の個数: 48

約数和(自身を含む): 1047747456

約数和(自身を除く): 720326796

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, 779573, 1559146, 2338719, 3118292, 3897865, 4677438, 5457011, 7795730, 9354876, 10914022, 11693595, 15591460, 16371033, 21828044, 23387190, 27285055, 32742066, 46774380, 54570110, 65484132, 81855165, 109140220, 163710330, 327420660]

約数ペア:

[(1, 327420660), (2, 163710330), (3, 109140220), (4, 81855165), (5, 65484132), (6, 54570110), (7, 46774380), (10, 32742066), (12, 27285055), (14, 23387190), (15, 21828044), (20, 16371033), (21, 15591460), (28, 11693595), (30, 10914022), (35, 9354876), (42, 7795730), (60, 5457011), (70, 4677438), (84, 3897865), (105, 3118292), (140, 2338719), (210, 1559146), (420, 779573)]