76788840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{639907}}^1$

素因数の和:639921

約数の個数: 32

約数和(自身を含む): 230366880

約数和(自身を除く): 153578040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 639907, 1279814, 1919721, 2559628, 3199535, 3839442, 5119256, 6399070, 7678884, 9598605, 12798140, 15357768, 19197210, 25596280, 38394420, 76788840]

約数ペア:

[(1, 76788840), (2, 38394420), (3, 25596280), (4, 19197210), (5, 15357768), (6, 12798140), (8, 9598605), (10, 7678884), (12, 6399070), (15, 5119256), (20, 3839442), (24, 3199535), (30, 2559628), (40, 1919721), (60, 1279814), (120, 639907)]