15480

素因数分解:

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

素因数の和:60

約数の個数: 48

約数和(自身を含む): 51480

約数和(自身を除く): 36000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480]

約数ペア:

[(1, 15480), (2, 7740), (3, 5160), (4, 3870), (5, 3096), (6, 2580), (8, 1935), (9, 1720), (10, 1548), (12, 1290), (15, 1032), (18, 860), (20, 774), (24, 645), (30, 516), (36, 430), (40, 387), (43, 360), (45, 344), (60, 258), (72, 215), (86, 180), (90, 172), (120, 129)]