121916820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2371}}^1$

素因数の和:3240

約数の個数: 48

約数和(自身を含む): 341909568

約数和(自身を除く): 219992748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 857, 1714, 2371, 2571, 3428, 4285, 4742, 5142, 7113, 8570, 9484, 10284, 11855, 12855, 14226, 17140, 23710, 25710, 28452, 35565, 47420, 51420, 71130, 142260, 2031947, 4063894, 6095841, 8127788, 10159735, 12191682, 20319470, 24383364, 30479205, 40638940, 60958410, 121916820]

約数ペア:

[(1, 121916820), (2, 60958410), (3, 40638940), (4, 30479205), (5, 24383364), (6, 20319470), (10, 12191682), (12, 10159735), (15, 8127788), (20, 6095841), (30, 4063894), (60, 2031947), (857, 142260), (1714, 71130), (2371, 51420), (2571, 47420), (3428, 35565), (4285, 28452), (4742, 25710), (5142, 23710), (7113, 17140), (8570, 14226), (9484, 12855), (10284, 11855)]