51381840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{214091}}^1$

素因数の和:214107

約数の個数: 40

約数和(自身を含む): 159284448

約数和(自身を除く): 107902608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 214091, 428182, 642273, 856364, 1070455, 1284546, 1712728, 2140910, 2569092, 3211365, 3425456, 4281820, 5138184, 6422730, 8563640, 10276368, 12845460, 17127280, 25690920, 51381840]

約数ペア:

[(1, 51381840), (2, 25690920), (3, 17127280), (4, 12845460), (5, 10276368), (6, 8563640), (8, 6422730), (10, 5138184), (12, 4281820), (15, 3425456), (16, 3211365), (20, 2569092), (24, 2140910), (30, 1712728), (40, 1284546), (48, 1070455), (60, 856364), (80, 642273), (120, 428182), (240, 214091)]