68421840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{285091}}^1$

素因数の和:285107

約数の個数: 40

約数和(自身を含む): 212108448

約数和(自身を除く): 143686608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 285091, 570182, 855273, 1140364, 1425455, 1710546, 2280728, 2850910, 3421092, 4276365, 4561456, 5701820, 6842184, 8552730, 11403640, 13684368, 17105460, 22807280, 34210920, 68421840]

約数ペア:

[(1, 68421840), (2, 34210920), (3, 22807280), (4, 17105460), (5, 13684368), (6, 11403640), (8, 8552730), (10, 6842184), (12, 5701820), (15, 4561456), (16, 4276365), (20, 3421092), (24, 2850910), (30, 2280728), (40, 1710546), (48, 1425455), (60, 1140364), (80, 855273), (120, 570182), (240, 285091)]