81760440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{681337}}^1$

素因数の和:681351

約数の個数: 32

約数和(自身を含む): 245281680

約数和(自身を除く): 163521240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 681337, 1362674, 2044011, 2725348, 3406685, 4088022, 5450696, 6813370, 8176044, 10220055, 13626740, 16352088, 20440110, 27253480, 40880220, 81760440]

約数ペア:

[(1, 81760440), (2, 40880220), (3, 27253480), (4, 20440110), (5, 16352088), (6, 13626740), (8, 10220055), (10, 8176044), (12, 6813370), (15, 5450696), (20, 4088022), (24, 3406685), (30, 2725348), (40, 2044011), (60, 1362674), (120, 681337)]