30708840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255907}}^1$

素因数の和:255921

約数の個数: 32

約数和(自身を含む): 92126880

約数和(自身を除く): 61418040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255907, 511814, 767721, 1023628, 1279535, 1535442, 2047256, 2559070, 3070884, 3838605, 5118140, 6141768, 7677210, 10236280, 15354420, 30708840]

約数ペア:

[(1, 30708840), (2, 15354420), (3, 10236280), (4, 7677210), (5, 6141768), (6, 5118140), (8, 3838605), (10, 3070884), (12, 2559070), (15, 2047256), (20, 1535442), (24, 1279535), (30, 1023628), (40, 767721), (60, 511814), (120, 255907)]