256202340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4270039}}^1$

素因数の和:4270051

約数の個数: 24

約数和(自身を含む): 717366720

約数和(自身を除く): 461164380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4270039, 8540078, 12810117, 17080156, 21350195, 25620234, 42700390, 51240468, 64050585, 85400780, 128101170, 256202340]

約数ペア:

[(1, 256202340), (2, 128101170), (3, 85400780), (4, 64050585), (5, 51240468), (6, 42700390), (10, 25620234), (12, 21350195), (15, 17080156), (20, 12810117), (30, 8540078), (60, 4270039)]