318840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2657}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 956880

約数和(自身を除く): 638040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2657, 5314, 7971, 10628, 13285, 15942, 21256, 26570, 31884, 39855, 53140, 63768, 79710, 106280, 159420, 318840]

約数ペア:

[(1, 318840), (2, 159420), (3, 106280), (4, 79710), (5, 63768), (6, 53140), (8, 39855), (10, 31884), (12, 26570), (15, 21256), (20, 15942), (24, 13285), (30, 10628), (40, 7971), (60, 5314), (120, 2657)]