217105320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1809211}}^1$

素因数の和:1809225

約数の個数: 32

約数和(自身を含む): 651316320

約数和(自身を除く): 434211000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1809211, 3618422, 5427633, 7236844, 9046055, 10855266, 14473688, 18092110, 21710532, 27138165, 36184220, 43421064, 54276330, 72368440, 108552660, 217105320]

約数ペア:

[(1, 217105320), (2, 108552660), (3, 72368440), (4, 54276330), (5, 43421064), (6, 36184220), (8, 27138165), (10, 21710532), (12, 18092110), (15, 14473688), (20, 10855266), (24, 9046055), (30, 7236844), (40, 5427633), (60, 3618422), (120, 1809211)]