18288840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{152407}}^1$

素因数の和:152421

約数の個数: 32

約数和(自身を含む): 54866880

約数和(自身を除く): 36578040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 152407, 304814, 457221, 609628, 762035, 914442, 1219256, 1524070, 1828884, 2286105, 3048140, 3657768, 4572210, 6096280, 9144420, 18288840]

約数ペア:

[(1, 18288840), (2, 9144420), (3, 6096280), (4, 4572210), (5, 3657768), (6, 3048140), (8, 2286105), (10, 1828884), (12, 1524070), (15, 1219256), (20, 914442), (24, 762035), (30, 609628), (40, 457221), (60, 304814), (120, 152407)]