20781477024

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1337

約数の個数: 432

約数和(自身を含む): 72213573600

約数和(自身を除く): 51432096576

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 29, 32, 33, 42, 44, 48, 49, 56, 58, 66, 77, 84, 87, 88, 96, 98, 112, 116, 121, 132, 147, 154, 168, 174, 176, 196, 203, 224, 231, 232, 242, 264, 294, 308, 319, 336, 348, 352, 363, 392, 406, 462, 464, 484, 528, 539, 588, 609, 616, 638, 672, 696, 726, 784, 812, 847, 924, 928, 957, 968, 1056, 1078, 1176, 1218, 1232, 1259, 1276, 1392, 1421, 1452, 1568, 1617, 1624, 1694, 1848, 1914, 1936, 2156, 2233, 2352, 2436, 2464, 2518, 2541, 2552, 2784, 2842, 2904, 3234, 3248, 3388, 3509, 3696, 3777, 3828, 3872, 4263, 4312, 4466, 4704, 4872, 5036, 5082, 5104, 5684, 5808, 5929, 6468, 6496, 6699, 6776, 7018, 7392, 7554, 7656, 8526, 8624, 8813, 8932, 9744, 10072, 10164, 10208, 10527, 11368, 11616, 11858, 12936, 13398, 13552, 13849, 14036, 15108, 15312, 15631, 17052, 17248, 17626, 17787, 17864, 19488, 20144, 20328, 21054, 22736, 23716, 24563, 25872, 26439, 26796, 27104, 27698, 28072, 30216, 30624, 31262, 34104, 35252, 35574, 35728, 36511, 40288, 40656, 41547, 42108, 45472, 46893, 47432, 49126, 51744, 52878, 53592, 55396, 56144, 60432, 61691, 62524, 68208, 70504, 71148, 71456, 73022, 73689, 81312, 83094, 84216, 93786, 94864, 96943, 98252, 105756, 107184, 109533, 110792, 112288, 120864, 123382, 125048, 136416, 141008, 142296, 146044, 147378, 152339, 166188, 168432, 171941, 185073, 187572, 189728, 193886, 196504, 211512, 214368, 219066, 221584, 246764, 250096, 255577, 282016, 284592, 290829, 292088, 294756, 304678, 332376, 336864, 343882, 370146, 375144, 387772, 393008, 401621, 423024, 438132, 443168, 457017, 493528, 500192, 511154, 515823, 569184, 581658, 584176, 589512, 609356, 664752, 678601, 687764, 740292, 750288, 766731, 775544, 786016, 803242, 846048, 876264, 914034, 987056, 1022308, 1031646, 1066373, 1163316, 1168352, 1179024, 1204863, 1218712, 1329504, 1357202, 1375528, 1480584, 1500576, 1533462, 1551088, 1606484, 1752528, 1789039, 1828068, 1974112, 2035803, 2044616, 2063292, 2132746, 2326632, 2358048, 2409726, 2437424, 2714404, 2751056, 2811347, 2961168, 3066924, 3102176, 3199119, 3212968, 3505056, 3578078, 3656136, 4071606, 4089232, 4126584, 4265492, 4417831, 4653264, 4819452, 4874848, 5367117, 5428808, 5502112, 5622694, 5922336, 6133848, 6398238, 6425936, 7156156, 7312272, 7464611, 8143212, 8178464, 8253168, 8434041, 8530984, 8835662, 9306528, 9638904, 10734234, 10857616, 11245388, 12267696, 12796476, 12851872, 13253493, 14312312, 14624544, 14929222, 16286424, 16506336, 16868082, 17061968, 17671324, 19277808, 19679429, 21468468, 21715232, 22393833, 22490776, 24535392, 25592952, 26506986, 28624624, 29858444, 30924817, 32572848, 33736164, 34123936, 35342648, 38555616, 39358858, 42936936, 44787666, 44981552, 51185904, 53013972, 57249248, 59038287, 59716888, 61849634, 65145696, 67472328, 70685296, 78717716, 85873872, 89575332, 89963104, 92774451, 102371808, 106027944, 118076574, 119433776, 123699268, 134944656, 141370592, 157435432, 171747744, 179150664, 185548902, 212055888, 216473719, 236153148, 238867552, 247398536, 269889312, 314870864, 358301328, 371097804, 424111776, 432947438, 472306296, 494797072, 629741728, 649421157, 716602656, 742195608, 865894876, 944612592, 989594144, 1298842314, 1484391216, 1731789752, 1889225184, 2597684628, 2968782432, 3463579504, 5195369256, 6927159008, 10390738512, 20781477024]

約数ペア:

[(1, 20781477024), (2, 10390738512), (3, 6927159008), (4, 5195369256), (6, 3463579504), (7, 2968782432), (8, 2597684628), (11, 1889225184), (12, 1731789752), (14, 1484391216), (16, 1298842314), (21, 989594144), (22, 944612592), (24, 865894876), (28, 742195608), (29, 716602656), (32, 649421157), (33, 629741728), (42, 494797072), (44, 472306296), (48, 432947438), (49, 424111776), (56, 371097804), (58, 358301328), (66, 314870864), (77, 269889312), (84, 247398536), (87, 238867552), (88, 236153148), (96, 216473719), (98, 212055888), (112, 185548902), (116, 179150664), (121, 171747744), (132, 157435432), (147, 141370592), (154, 134944656), (168, 123699268), (174, 119433776), (176, 118076574), (196, 106027944), (203, 102371808), (224, 92774451), (231, 89963104), (232, 89575332), (242, 85873872), (264, 78717716), (294, 70685296), (308, 67472328), (319, 65145696), (336, 61849634), (348, 59716888), (352, 59038287), (363, 57249248), (392, 53013972), (406, 51185904), (462, 44981552), (464, 44787666), (484, 42936936), (528, 39358858), (539, 38555616), (588, 35342648), (609, 34123936), (616, 33736164), (638, 32572848), (672, 30924817), (696, 29858444), (726, 28624624), (784, 26506986), (812, 25592952), (847, 24535392), (924, 22490776), (928, 22393833), (957, 21715232), (968, 21468468), (1056, 19679429), (1078, 19277808), (1176, 17671324), (1218, 17061968), (1232, 16868082), (1259, 16506336), (1276, 16286424), (1392, 14929222), (1421, 14624544), (1452, 14312312), (1568, 13253493), (1617, 12851872), (1624, 12796476), (1694, 12267696), (1848, 11245388), (1914, 10857616), (1936, 10734234), (2156, 9638904), (2233, 9306528), (2352, 8835662), (2436, 8530984), (2464, 8434041), (2518, 8253168), (2541, 8178464), (2552, 8143212), (2784, 7464611), (2842, 7312272), (2904, 7156156), (3234, 6425936), (3248, 6398238), (3388, 6133848), (3509, 5922336), (3696, 5622694), (3777, 5502112), (3828, 5428808), (3872, 5367117), (4263, 4874848), (4312, 4819452), (4466, 4653264), (4704, 4417831), (4872, 4265492), (5036, 4126584), (5082, 4089232), (5104, 4071606), (5684, 3656136), (5808, 3578078), (5929, 3505056), (6468, 3212968), (6496, 3199119), (6699, 3102176), (6776, 3066924), (7018, 2961168), (7392, 2811347), (7554, 2751056), (7656, 2714404), (8526, 2437424), (8624, 2409726), (8813, 2358048), (8932, 2326632), (9744, 2132746), (10072, 2063292), (10164, 2044616), (10208, 2035803), (10527, 1974112), (11368, 1828068), (11616, 1789039), (11858, 1752528), (12936, 1606484), (13398, 1551088), (13552, 1533462), (13849, 1500576), (14036, 1480584), (15108, 1375528), (15312, 1357202), (15631, 1329504), (17052, 1218712), (17248, 1204863), (17626, 1179024), (17787, 1168352), (17864, 1163316), (19488, 1066373), (20144, 1031646), (20328, 1022308), (21054, 987056), (22736, 914034), (23716, 876264), (24563, 846048), (25872, 803242), (26439, 786016), (26796, 775544), (27104, 766731), (27698, 750288), (28072, 740292), (30216, 687764), (30624, 678601), (31262, 664752), (34104, 609356), (35252, 589512), (35574, 584176), (35728, 581658), (36511, 569184), (40288, 515823), (40656, 511154), (41547, 500192), (42108, 493528), (45472, 457017), (46893, 443168), (47432, 438132), (49126, 423024), (51744, 401621), (52878, 393008), (53592, 387772), (55396, 375144), (56144, 370146), (60432, 343882), (61691, 336864), (62524, 332376), (68208, 304678), (70504, 294756), (71148, 292088), (71456, 290829), (73022, 284592), (73689, 282016), (81312, 255577), (83094, 250096), (84216, 246764), (93786, 221584), (94864, 219066), (96943, 214368), (98252, 211512), (105756, 196504), (107184, 193886), (109533, 189728), (110792, 187572), (112288, 185073), (120864, 171941), (123382, 168432), (125048, 166188), (136416, 152339), (141008, 147378), (142296, 146044)]