680801280

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:504

約数の個数: 176

約数和(自身を含む): 2200934400

約数和(自身を除く): 1520133120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 349, 381, 384, 480, 508, 512, 635, 640, 698, 762, 768, 960, 1016, 1024, 1047, 1270, 1280, 1396, 1524, 1536, 1745, 1905, 1920, 2032, 2094, 2540, 2560, 2792, 3048, 3072, 3490, 3810, 3840, 4064, 4188, 5080, 5120, 5235, 5584, 6096, 6980, 7620, 7680, 8128, 8376, 10160, 10470, 11168, 12192, 13960, 15240, 15360, 16256, 16752, 20320, 20940, 22336, 24384, 27920, 30480, 32512, 33504, 40640, 41880, 44323, 44672, 48768, 55840, 60960, 65024, 67008, 81280, 83760, 88646, 89344, 97536, 111680, 121920, 130048, 132969, 134016, 162560, 167520, 177292, 178688, 195072, 221615, 223360, 243840, 265938, 268032, 325120, 335040, 354584, 357376, 390144, 443230, 446720, 487680, 531876, 536064, 650240, 664845, 670080, 709168, 886460, 893440, 975360, 1063752, 1072128, 1329690, 1340160, 1418336, 1772920, 1786880, 1950720, 2127504, 2659380, 2680320, 2836672, 3545840, 4255008, 5318760, 5360640, 5673344, 7091680, 8510016, 10637520, 11346688, 14183360, 17020032, 21275040, 22693376, 28366720, 34040064, 42550080, 45386752, 56733440, 68080128, 85100160, 113466880, 136160256, 170200320, 226933760, 340400640, 680801280]

約数ペア:

[(1, 680801280), (2, 340400640), (3, 226933760), (4, 170200320), (5, 136160256), (6, 113466880), (8, 85100160), (10, 68080128), (12, 56733440), (15, 45386752), (16, 42550080), (20, 34040064), (24, 28366720), (30, 22693376), (32, 21275040), (40, 17020032), (48, 14183360), (60, 11346688), (64, 10637520), (80, 8510016), (96, 7091680), (120, 5673344), (127, 5360640), (128, 5318760), (160, 4255008), (192, 3545840), (240, 2836672), (254, 2680320), (256, 2659380), (320, 2127504), (349, 1950720), (381, 1786880), (384, 1772920), (480, 1418336), (508, 1340160), (512, 1329690), (635, 1072128), (640, 1063752), (698, 975360), (762, 893440), (768, 886460), (960, 709168), (1016, 670080), (1024, 664845), (1047, 650240), (1270, 536064), (1280, 531876), (1396, 487680), (1524, 446720), (1536, 443230), (1745, 390144), (1905, 357376), (1920, 354584), (2032, 335040), (2094, 325120), (2540, 268032), (2560, 265938), (2792, 243840), (3048, 223360), (3072, 221615), (3490, 195072), (3810, 178688), (3840, 177292), (4064, 167520), (4188, 162560), (5080, 134016), (5120, 132969), (5235, 130048), (5584, 121920), (6096, 111680), (6980, 97536), (7620, 89344), (7680, 88646), (8128, 83760), (8376, 81280), (10160, 67008), (10470, 65024), (11168, 60960), (12192, 55840), (13960, 48768), (15240, 44672), (15360, 44323), (16256, 41880), (16752, 40640), (20320, 33504), (20940, 32512), (22336, 30480), (24384, 27920)]