20985302016

素因数分解:

$2^{10}\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3739}}^1$

素因数の和:3804

約数の個数: 352

約数和(自身を含む): 73495488000

約数和(自身を除く): 52510185984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 64, 72, 84, 87, 96, 108, 112, 116, 126, 128, 144, 168, 174, 189, 192, 203, 216, 224, 232, 252, 256, 261, 288, 336, 348, 378, 384, 406, 432, 448, 464, 504, 512, 522, 576, 609, 672, 696, 756, 768, 783, 812, 864, 896, 928, 1008, 1024, 1044, 1152, 1218, 1344, 1392, 1512, 1536, 1566, 1624, 1728, 1792, 1827, 1856, 2016, 2088, 2304, 2436, 2688, 2784, 3024, 3072, 3132, 3248, 3456, 3584, 3654, 3712, 3739, 4032, 4176, 4608, 4872, 5376, 5481, 5568, 6048, 6264, 6496, 6912, 7168, 7308, 7424, 7478, 8064, 8352, 9216, 9744, 10752, 10962, 11136, 11217, 12096, 12528, 12992, 13824, 14616, 14848, 14956, 16128, 16704, 19488, 21504, 21924, 22272, 22434, 24192, 25056, 25984, 26173, 27648, 29232, 29696, 29912, 32256, 33408, 33651, 38976, 43848, 44544, 44868, 48384, 50112, 51968, 52346, 58464, 59824, 64512, 66816, 67302, 77952, 78519, 87696, 89088, 89736, 96768, 100224, 100953, 103936, 104692, 108431, 116928, 119648, 133632, 134604, 155904, 157038, 175392, 179472, 193536, 200448, 201906, 207872, 209384, 216862, 233856, 235557, 239296, 267264, 269208, 311808, 314076, 325293, 350784, 358944, 400896, 403812, 418768, 433724, 467712, 471114, 478592, 538416, 623616, 628152, 650586, 701568, 706671, 717888, 759017, 801792, 807624, 837536, 867448, 935424, 942228, 957184, 975879, 1076832, 1256304, 1301172, 1403136, 1413342, 1435776, 1518034, 1615248, 1675072, 1734896, 1870848, 1884456, 1914368, 1951758, 2153664, 2277051, 2512608, 2602344, 2806272, 2826684, 2871552, 2927637, 3036068, 3230496, 3350144, 3469792, 3768912, 3828736, 3903516, 4307328, 4554102, 5025216, 5204688, 5612544, 5653368, 5743104, 5855274, 6072136, 6460992, 6700288, 6831153, 6939584, 7537824, 7807032, 8614656, 9108204, 10050432, 10409376, 11306736, 11486208, 11710548, 12144272, 12921984, 13400576, 13662306, 13879168, 15075648, 15614064, 17229312, 18216408, 20100864, 20493459, 20818752, 22613472, 23421096, 24288544, 25843968, 26801152, 27324612, 27758336, 30151296, 31228128, 34458624, 36432816, 40201728, 40986918, 41637504, 45226944, 46842192, 48577088, 51687936, 54649224, 55516672, 60302592, 62456256, 72865632, 80403456, 81973836, 83275008, 90453888, 93684384, 97154176, 103375872, 109298448, 111033344, 120605184, 124912512, 145731264, 163947672, 166550016, 180907776, 187368768, 194308352, 218596896, 241210368, 249825024, 291462528, 327895344, 333100032, 361815552, 374737536, 388616704, 437193792, 499650048, 582925056, 655790688, 723631104, 749475072, 777233408, 874387584, 999300096, 1165850112, 1311581376, 1498950144, 1748775168, 2331700224, 2623162752, 2997900288, 3497550336, 5246325504, 6995100672, 10492651008, 20985302016]

約数ペア:

[(1, 20985302016), (2, 10492651008), (3, 6995100672), (4, 5246325504), (6, 3497550336), (7, 2997900288), (8, 2623162752), (9, 2331700224), (12, 1748775168), (14, 1498950144), (16, 1311581376), (18, 1165850112), (21, 999300096), (24, 874387584), (27, 777233408), (28, 749475072), (29, 723631104), (32, 655790688), (36, 582925056), (42, 499650048), (48, 437193792), (54, 388616704), (56, 374737536), (58, 361815552), (63, 333100032), (64, 327895344), (72, 291462528), (84, 249825024), (87, 241210368), (96, 218596896), (108, 194308352), (112, 187368768), (116, 180907776), (126, 166550016), (128, 163947672), (144, 145731264), (168, 124912512), (174, 120605184), (189, 111033344), (192, 109298448), (203, 103375872), (216, 97154176), (224, 93684384), (232, 90453888), (252, 83275008), (256, 81973836), (261, 80403456), (288, 72865632), (336, 62456256), (348, 60302592), (378, 55516672), (384, 54649224), (406, 51687936), (432, 48577088), (448, 46842192), (464, 45226944), (504, 41637504), (512, 40986918), (522, 40201728), (576, 36432816), (609, 34458624), (672, 31228128), (696, 30151296), (756, 27758336), (768, 27324612), (783, 26801152), (812, 25843968), (864, 24288544), (896, 23421096), (928, 22613472), (1008, 20818752), (1024, 20493459), (1044, 20100864), (1152, 18216408), (1218, 17229312), (1344, 15614064), (1392, 15075648), (1512, 13879168), (1536, 13662306), (1566, 13400576), (1624, 12921984), (1728, 12144272), (1792, 11710548), (1827, 11486208), (1856, 11306736), (2016, 10409376), (2088, 10050432), (2304, 9108204), (2436, 8614656), (2688, 7807032), (2784, 7537824), (3024, 6939584), (3072, 6831153), (3132, 6700288), (3248, 6460992), (3456, 6072136), (3584, 5855274), (3654, 5743104), (3712, 5653368), (3739, 5612544), (4032, 5204688), (4176, 5025216), (4608, 4554102), (4872, 4307328), (5376, 3903516), (5481, 3828736), (5568, 3768912), (6048, 3469792), (6264, 3350144), (6496, 3230496), (6912, 3036068), (7168, 2927637), (7308, 2871552), (7424, 2826684), (7478, 2806272), (8064, 2602344), (8352, 2512608), (9216, 2277051), (9744, 2153664), (10752, 1951758), (10962, 1914368), (11136, 1884456), (11217, 1870848), (12096, 1734896), (12528, 1675072), (12992, 1615248), (13824, 1518034), (14616, 1435776), (14848, 1413342), (14956, 1403136), (16128, 1301172), (16704, 1256304), (19488, 1076832), (21504, 975879), (21924, 957184), (22272, 942228), (22434, 935424), (24192, 867448), (25056, 837536), (25984, 807624), (26173, 801792), (27648, 759017), (29232, 717888), (29696, 706671), (29912, 701568), (32256, 650586), (33408, 628152), (33651, 623616), (38976, 538416), (43848, 478592), (44544, 471114), (44868, 467712), (48384, 433724), (50112, 418768), (51968, 403812), (52346, 400896), (58464, 358944), (59824, 350784), (64512, 325293), (66816, 314076), (67302, 311808), (77952, 269208), (78519, 267264), (87696, 239296), (89088, 235557), (89736, 233856), (96768, 216862), (100224, 209384), (100953, 207872), (103936, 201906), (104692, 200448), (108431, 193536), (116928, 179472), (119648, 175392), (133632, 157038), (134604, 155904)]