79770840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{664757}}^1$

素因数の和:664771

約数の個数: 32

約数和(自身を含む): 239312880

約数和(自身を除く): 159542040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 664757, 1329514, 1994271, 2659028, 3323785, 3988542, 5318056, 6647570, 7977084, 9971355, 13295140, 15954168, 19942710, 26590280, 39885420, 79770840]

約数ペア:

[(1, 79770840), (2, 39885420), (3, 26590280), (4, 19942710), (5, 15954168), (6, 13295140), (8, 9971355), (10, 7977084), (12, 6647570), (15, 5318056), (20, 3988542), (24, 3323785), (30, 2659028), (40, 1994271), (60, 1329514), (120, 664757)]