30645960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255383}}^1$

素因数の和:255397

約数の個数: 32

約数和(自身を含む): 91938240

約数和(自身を除く): 61292280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255383, 510766, 766149, 1021532, 1276915, 1532298, 2043064, 2553830, 3064596, 3830745, 5107660, 6129192, 7661490, 10215320, 15322980, 30645960]

約数ペア:

[(1, 30645960), (2, 15322980), (3, 10215320), (4, 7661490), (5, 6129192), (6, 5107660), (8, 3830745), (10, 3064596), (12, 2553830), (15, 2043064), (20, 1532298), (24, 1276915), (30, 1021532), (40, 766149), (60, 510766), (120, 255383)]