7740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1$

素因数の和:58

約数の個数: 36

約数和(自身を含む): 24024

約数和(自身を除く): 16284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740]

約数ペア:

[(1, 7740), (2, 3870), (3, 2580), (4, 1935), (5, 1548), (6, 1290), (9, 860), (10, 774), (12, 645), (15, 516), (18, 430), (20, 387), (30, 258), (36, 215), (43, 180), (45, 172), (60, 129), (86, 90)]