78938910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2857}}^1$

素因数の和:3177

約数の個数: 48

約数和(自身を含む): 205981776

約数和(自身を除く): 127042866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 921, 1535, 1842, 2763, 2857, 3070, 4605, 5526, 5714, 8571, 9210, 13815, 14285, 17142, 25713, 27630, 28570, 42855, 51426, 85710, 128565, 257130, 877099, 1754198, 2631297, 4385495, 5262594, 7893891, 8770990, 13156485, 15787782, 26312970, 39469455, 78938910]

約数ペア:

[(1, 78938910), (2, 39469455), (3, 26312970), (5, 15787782), (6, 13156485), (9, 8770990), (10, 7893891), (15, 5262594), (18, 4385495), (30, 2631297), (45, 1754198), (90, 877099), (307, 257130), (614, 128565), (921, 85710), (1535, 51426), (1842, 42855), (2763, 28570), (2857, 27630), (3070, 25713), (4605, 17142), (5526, 14285), (5714, 13815), (8571, 9210)]