161197020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{298513}}^1$

素因数の和:298531

約数の個数: 48

約数和(自身を含む): 501503520

約数和(自身を除く): 340306500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 298513, 597026, 895539, 1194052, 1492565, 1791078, 2686617, 2985130, 3582156, 4477695, 5373234, 5970260, 8059851, 8955390, 10746468, 13433085, 16119702, 17910780, 26866170, 32239404, 40299255, 53732340, 80598510, 161197020]

約数ペア:

[(1, 161197020), (2, 80598510), (3, 53732340), (4, 40299255), (5, 32239404), (6, 26866170), (9, 17910780), (10, 16119702), (12, 13433085), (15, 10746468), (18, 8955390), (20, 8059851), (27, 5970260), (30, 5373234), (36, 4477695), (45, 3582156), (54, 2985130), (60, 2686617), (90, 1791078), (108, 1492565), (135, 1194052), (180, 895539), (270, 597026), (540, 298513)]