308907780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{5148463}}^1$

素因数の和:5148475

約数の個数: 24

約数和(自身を含む): 864941952

約数和(自身を除く): 556034172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 5148463, 10296926, 15445389, 20593852, 25742315, 30890778, 51484630, 61781556, 77226945, 102969260, 154453890, 308907780]

約数ペア:

[(1, 308907780), (2, 154453890), (3, 102969260), (4, 77226945), (5, 61781556), (6, 51484630), (10, 30890778), (12, 25742315), (15, 20593852), (20, 15445389), (30, 10296926), (60, 5148463)]