26891520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 88300800

約数和(自身を除く): 61409280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 149, 160, 188, 192, 235, 240, 256, 282, 298, 320, 376, 384, 447, 470, 480, 564, 596, 640, 705, 745, 752, 768, 894, 940, 960, 1128, 1192, 1280, 1410, 1490, 1504, 1788, 1880, 1920, 2235, 2256, 2384, 2820, 2980, 3008, 3576, 3760, 3840, 4470, 4512, 4768, 5640, 5960, 6016, 7003, 7152, 7520, 8940, 9024, 9536, 11280, 11920, 12032, 14006, 14304, 15040, 17880, 18048, 19072, 21009, 22560, 23840, 28012, 28608, 30080, 35015, 35760, 36096, 38144, 42018, 45120, 47680, 56024, 57216, 60160, 70030, 71520, 84036, 90240, 95360, 105045, 112048, 114432, 140060, 143040, 168072, 180480, 190720, 210090, 224096, 280120, 286080, 336144, 420180, 448192, 560240, 572160, 672288, 840360, 896384, 1120480, 1344576, 1680720, 1792768, 2240960, 2689152, 3361440, 4481920, 5378304, 6722880, 8963840, 13445760, 26891520]

約数ペア:

[(1, 26891520), (2, 13445760), (3, 8963840), (4, 6722880), (5, 5378304), (6, 4481920), (8, 3361440), (10, 2689152), (12, 2240960), (15, 1792768), (16, 1680720), (20, 1344576), (24, 1120480), (30, 896384), (32, 840360), (40, 672288), (47, 572160), (48, 560240), (60, 448192), (64, 420180), (80, 336144), (94, 286080), (96, 280120), (120, 224096), (128, 210090), (141, 190720), (149, 180480), (160, 168072), (188, 143040), (192, 140060), (235, 114432), (240, 112048), (256, 105045), (282, 95360), (298, 90240), (320, 84036), (376, 71520), (384, 70030), (447, 60160), (470, 57216), (480, 56024), (564, 47680), (596, 45120), (640, 42018), (705, 38144), (745, 36096), (752, 35760), (768, 35015), (894, 30080), (940, 28608), (960, 28012), (1128, 23840), (1192, 22560), (1280, 21009), (1410, 19072), (1490, 18048), (1504, 17880), (1788, 15040), (1880, 14304), (1920, 14006), (2235, 12032), (2256, 11920), (2384, 11280), (2820, 9536), (2980, 9024), (3008, 8940), (3576, 7520), (3760, 7152), (3840, 7003), (4470, 6016), (4512, 5960), (4768, 5640)]