31002120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86117}}^1$

素因数の和:86134

約数の個数: 48

約数和(自身を含む): 100758060

約数和(自身を除く): 69755940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 86117, 172234, 258351, 344468, 430585, 516702, 688936, 775053, 861170, 1033404, 1291755, 1550106, 1722340, 2066808, 2583510, 3100212, 3444680, 3875265, 5167020, 6200424, 7750530, 10334040, 15501060, 31002120]

約数ペア:

[(1, 31002120), (2, 15501060), (3, 10334040), (4, 7750530), (5, 6200424), (6, 5167020), (8, 3875265), (9, 3444680), (10, 3100212), (12, 2583510), (15, 2066808), (18, 1722340), (20, 1550106), (24, 1291755), (30, 1033404), (36, 861170), (40, 775053), (45, 688936), (60, 516702), (72, 430585), (90, 344468), (120, 258351), (180, 172234), (360, 86117)]