78914040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{657617}}^1$

素因数の和:657631

約数の個数: 32

約数和(自身を含む): 236742480

約数和(自身を除く): 157828440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 657617, 1315234, 1972851, 2630468, 3288085, 3945702, 5260936, 6576170, 7891404, 9864255, 13152340, 15782808, 19728510, 26304680, 39457020, 78914040]

約数ペア:

[(1, 78914040), (2, 39457020), (3, 26304680), (4, 19728510), (5, 15782808), (6, 13152340), (8, 9864255), (10, 7891404), (12, 6576170), (15, 5260936), (20, 3945702), (24, 3288085), (30, 2630468), (40, 1972851), (60, 1315234), (120, 657617)]