30751620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1291}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 86388288

約数和(自身を除く): 55636668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1291, 1588, 1985, 2382, 2582, 3873, 3970, 4764, 5164, 5955, 6455, 7746, 7940, 11910, 12910, 15492, 19365, 23820, 25820, 38730, 77460, 512527, 1025054, 1537581, 2050108, 2562635, 3075162, 5125270, 6150324, 7687905, 10250540, 15375810, 30751620]

約数ペア:

[(1, 30751620), (2, 15375810), (3, 10250540), (4, 7687905), (5, 6150324), (6, 5125270), (10, 3075162), (12, 2562635), (15, 2050108), (20, 1537581), (30, 1025054), (60, 512527), (397, 77460), (794, 38730), (1191, 25820), (1291, 23820), (1588, 19365), (1985, 15492), (2382, 12910), (2582, 11910), (3873, 7940), (3970, 7746), (4764, 6455), (5164, 5955)]