15579780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2521}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 44064384

約数和(自身を除く): 28484604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 2521, 3090, 5042, 6180, 7563, 10084, 12605, 15126, 25210, 30252, 37815, 50420, 75630, 151260, 259663, 519326, 778989, 1038652, 1298315, 1557978, 2596630, 3115956, 3894945, 5193260, 7789890, 15579780]

約数ペア:

[(1, 15579780), (2, 7789890), (3, 5193260), (4, 3894945), (5, 3115956), (6, 2596630), (10, 1557978), (12, 1298315), (15, 1038652), (20, 778989), (30, 519326), (60, 259663), (103, 151260), (206, 75630), (309, 50420), (412, 37815), (515, 30252), (618, 25210), (1030, 15126), (1236, 12605), (1545, 10084), (2060, 7563), (2521, 6180), (3090, 5042)]