30720528

素因数分解:

$2^4\times 3^2\times {\mathrm{213337}}^1$

素因数の和:213351

約数の個数: 30

約数和(自身を含む): 85975214

約数和(自身を除く): 55254686

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 213337, 426674, 640011, 853348, 1280022, 1706696, 1920033, 2560044, 3413392, 3840066, 5120088, 7680132, 10240176, 15360264, 30720528]

約数ペア:

[(1, 30720528), (2, 15360264), (3, 10240176), (4, 7680132), (6, 5120088), (8, 3840066), (9, 3413392), (12, 2560044), (16, 1920033), (18, 1706696), (24, 1280022), (36, 853348), (48, 640011), (72, 426674), (144, 213337)]