20820248064

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{58679}}^1$

素因数の和:58721

約数の個数: 240

約数和(自身を含む): 74916990720

約数和(自身を除く): 54096742656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 112, 126, 128, 132, 144, 154, 168, 176, 192, 198, 224, 231, 252, 256, 264, 288, 308, 336, 352, 384, 396, 448, 462, 504, 512, 528, 576, 616, 672, 693, 704, 768, 792, 896, 924, 1008, 1056, 1152, 1232, 1344, 1386, 1408, 1536, 1584, 1792, 1848, 2016, 2112, 2304, 2464, 2688, 2772, 2816, 3168, 3584, 3696, 4032, 4224, 4608, 4928, 5376, 5544, 5632, 6336, 7392, 8064, 8448, 9856, 10752, 11088, 12672, 14784, 16128, 16896, 19712, 22176, 25344, 29568, 32256, 39424, 44352, 50688, 58679, 59136, 88704, 117358, 118272, 176037, 177408, 234716, 352074, 354816, 410753, 469432, 528111, 645469, 704148, 821506, 938864, 1056222, 1232259, 1290938, 1408296, 1643012, 1877728, 1936407, 2112444, 2464518, 2581876, 2816592, 3286024, 3696777, 3755456, 3872814, 4224888, 4518283, 4929036, 5163752, 5633184, 5809221, 6572048, 7393554, 7510912, 7745628, 8449776, 9036566, 9858072, 10327504, 11266368, 11618442, 13144096, 13554849, 14787108, 15021824, 15491256, 16899552, 18073132, 19716144, 20655008, 22532736, 23236884, 26288192, 27109698, 29574216, 30043648, 30982512, 33799104, 36146264, 39432288, 40664547, 41310016, 45065472, 46473768, 52576384, 54219396, 59148432, 61965024, 67598208, 72292528, 78864576, 81329094, 82620032, 90130944, 92947536, 105152768, 108438792, 118296864, 123930048, 135196416, 144585056, 157729152, 162658188, 165240064, 185895072, 210305536, 216877584, 236593728, 247860096, 270392832, 289170112, 315458304, 325316376, 330480128, 371790144, 433755168, 473187456, 495720192, 578340224, 630916608, 650632752, 743580288, 867510336, 946374912, 991440384, 1156680448, 1301265504, 1487160576, 1735020672, 1892749824, 2313360896, 2602531008, 2974321152, 3470041344, 5205062016, 6940082688, 10410124032, 20820248064]

約数ペア:

[(1, 20820248064), (2, 10410124032), (3, 6940082688), (4, 5205062016), (6, 3470041344), (7, 2974321152), (8, 2602531008), (9, 2313360896), (11, 1892749824), (12, 1735020672), (14, 1487160576), (16, 1301265504), (18, 1156680448), (21, 991440384), (22, 946374912), (24, 867510336), (28, 743580288), (32, 650632752), (33, 630916608), (36, 578340224), (42, 495720192), (44, 473187456), (48, 433755168), (56, 371790144), (63, 330480128), (64, 325316376), (66, 315458304), (72, 289170112), (77, 270392832), (84, 247860096), (88, 236593728), (96, 216877584), (99, 210305536), (112, 185895072), (126, 165240064), (128, 162658188), (132, 157729152), (144, 144585056), (154, 135196416), (168, 123930048), (176, 118296864), (192, 108438792), (198, 105152768), (224, 92947536), (231, 90130944), (252, 82620032), (256, 81329094), (264, 78864576), (288, 72292528), (308, 67598208), (336, 61965024), (352, 59148432), (384, 54219396), (396, 52576384), (448, 46473768), (462, 45065472), (504, 41310016), (512, 40664547), (528, 39432288), (576, 36146264), (616, 33799104), (672, 30982512), (693, 30043648), (704, 29574216), (768, 27109698), (792, 26288192), (896, 23236884), (924, 22532736), (1008, 20655008), (1056, 19716144), (1152, 18073132), (1232, 16899552), (1344, 15491256), (1386, 15021824), (1408, 14787108), (1536, 13554849), (1584, 13144096), (1792, 11618442), (1848, 11266368), (2016, 10327504), (2112, 9858072), (2304, 9036566), (2464, 8449776), (2688, 7745628), (2772, 7510912), (2816, 7393554), (3168, 6572048), (3584, 5809221), (3696, 5633184), (4032, 5163752), (4224, 4929036), (4608, 4518283), (4928, 4224888), (5376, 3872814), (5544, 3755456), (5632, 3696777), (6336, 3286024), (7392, 2816592), (8064, 2581876), (8448, 2464518), (9856, 2112444), (10752, 1936407), (11088, 1877728), (12672, 1643012), (14784, 1408296), (16128, 1290938), (16896, 1232259), (19712, 1056222), (22176, 938864), (25344, 821506), (29568, 704148), (32256, 645469), (39424, 528111), (44352, 469432), (50688, 410753), (58679, 354816), (59136, 352074), (88704, 234716), (117358, 177408), (118272, 176037)]