15378420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{256307}}^1$

素因数の和:256319

約数の個数: 24

約数和(自身を含む): 43059744

約数和(自身を除く): 27681324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 256307, 512614, 768921, 1025228, 1281535, 1537842, 2563070, 3075684, 3844605, 5126140, 7689210, 15378420]

約数ペア:

[(1, 15378420), (2, 7689210), (3, 5126140), (4, 3844605), (5, 3075684), (6, 2563070), (10, 1537842), (12, 1281535), (15, 1025228), (20, 768921), (30, 512614), (60, 256307)]