128836860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2147281}}^1$

素因数の和:2147293

約数の個数: 24

約数和(自身を含む): 360743376

約数和(自身を除く): 231906516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2147281, 4294562, 6441843, 8589124, 10736405, 12883686, 21472810, 25767372, 32209215, 42945620, 64418430, 128836860]

約数ペア:

[(1, 128836860), (2, 64418430), (3, 42945620), (4, 32209215), (5, 25767372), (6, 21472810), (10, 12883686), (12, 10736405), (15, 8589124), (20, 6441843), (30, 4294562), (60, 2147281)]