221245260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3687421}}^1$

素因数の和:3687433

約数の個数: 24

約数和(自身を含む): 619486896

約数和(自身を除く): 398241636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3687421, 7374842, 11062263, 14749684, 18437105, 22124526, 36874210, 44249052, 55311315, 73748420, 110622630, 221245260]

約数ペア:

[(1, 221245260), (2, 110622630), (3, 73748420), (4, 55311315), (5, 44249052), (6, 36874210), (10, 22124526), (12, 18437105), (15, 14749684), (20, 11062263), (30, 7374842), (60, 3687421)]