181535280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1723}}^1$

素因数の和:2178

約数の個数: 80

約数和(自身を含む): 564368640

約数和(自身を除く): 382833360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 439, 878, 1317, 1723, 1756, 2195, 2634, 3446, 3512, 4390, 5169, 5268, 6585, 6892, 7024, 8615, 8780, 10338, 10536, 13170, 13784, 17230, 17560, 20676, 21072, 25845, 26340, 27568, 34460, 35120, 41352, 51690, 52680, 68920, 82704, 103380, 105360, 137840, 206760, 413520, 756397, 1512794, 2269191, 3025588, 3781985, 4538382, 6051176, 7563970, 9076764, 11345955, 12102352, 15127940, 18153528, 22691910, 30255880, 36307056, 45383820, 60511760, 90767640, 181535280]

約数ペア:

[(1, 181535280), (2, 90767640), (3, 60511760), (4, 45383820), (5, 36307056), (6, 30255880), (8, 22691910), (10, 18153528), (12, 15127940), (15, 12102352), (16, 11345955), (20, 9076764), (24, 7563970), (30, 6051176), (40, 4538382), (48, 3781985), (60, 3025588), (80, 2269191), (120, 1512794), (240, 756397), (439, 413520), (878, 206760), (1317, 137840), (1723, 105360), (1756, 103380), (2195, 82704), (2634, 68920), (3446, 52680), (3512, 51690), (4390, 41352), (5169, 35120), (5268, 34460), (6585, 27568), (6892, 26340), (7024, 25845), (8615, 21072), (8780, 20676), (10338, 17560), (10536, 17230), (13170, 13784)]