7426728

素因数分解:

$2^3\times 3^4\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 21220980

約数和(自身を除く): 13794252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 108, 146, 157, 162, 216, 219, 292, 314, 324, 438, 471, 584, 628, 648, 657, 876, 942, 1256, 1314, 1413, 1752, 1884, 1971, 2628, 2826, 3768, 3942, 4239, 5256, 5652, 5913, 7884, 8478, 11304, 11461, 11826, 12717, 15768, 16956, 22922, 23652, 25434, 33912, 34383, 45844, 47304, 50868, 68766, 91688, 101736, 103149, 137532, 206298, 275064, 309447, 412596, 618894, 825192, 928341, 1237788, 1856682, 2475576, 3713364, 7426728]

約数ペア:

[(1, 7426728), (2, 3713364), (3, 2475576), (4, 1856682), (6, 1237788), (8, 928341), (9, 825192), (12, 618894), (18, 412596), (24, 309447), (27, 275064), (36, 206298), (54, 137532), (72, 103149), (73, 101736), (81, 91688), (108, 68766), (146, 50868), (157, 47304), (162, 45844), (216, 34383), (219, 33912), (292, 25434), (314, 23652), (324, 22922), (438, 16956), (471, 15768), (584, 12717), (628, 11826), (648, 11461), (657, 11304), (876, 8478), (942, 7884), (1256, 5913), (1314, 5652), (1413, 5256), (1752, 4239), (1884, 3942), (1971, 3768), (2628, 2826)]