20991082112

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:504

約数の個数: 512

約数和(自身を含む): 62183116800

約数和(自身を除く): 41192034688

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 23, 26, 28, 32, 34, 44, 46, 52, 56, 64, 68, 77, 88, 91, 92, 104, 112, 119, 128, 136, 143, 154, 161, 176, 182, 184, 187, 208, 221, 224, 238, 253, 272, 286, 299, 308, 322, 352, 364, 368, 374, 391, 416, 419, 442, 448, 476, 506, 544, 572, 598, 616, 644, 704, 728, 736, 748, 782, 832, 838, 884, 896, 952, 1001, 1012, 1088, 1144, 1196, 1232, 1288, 1309, 1408, 1456, 1472, 1496, 1547, 1564, 1664, 1676, 1768, 1771, 1904, 2002, 2024, 2093, 2176, 2288, 2392, 2431, 2464, 2576, 2618, 2737, 2912, 2933, 2944, 2992, 3094, 3128, 3289, 3352, 3536, 3542, 3808, 4004, 4048, 4186, 4301, 4576, 4609, 4784, 4862, 4928, 5083, 5152, 5236, 5447, 5474, 5824, 5866, 5984, 6188, 6256, 6578, 6704, 7072, 7084, 7123, 7616, 8008, 8096, 8372, 8602, 9152, 9218, 9568, 9637, 9724, 9856, 10166, 10304, 10472, 10894, 10948, 11648, 11732, 11968, 12376, 12512, 13156, 13408, 14144, 14168, 14246, 15232, 16016, 16192, 16744, 17017, 17204, 18304, 18436, 19136, 19274, 19448, 20332, 20608, 20944, 21788, 21896, 23023, 23464, 23936, 24752, 25024, 26312, 26816, 28288, 28336, 28492, 30107, 32032, 32263, 32384, 33488, 34034, 34408, 35581, 36872, 38129, 38272, 38548, 38896, 40664, 41888, 43576, 43792, 46046, 46928, 49504, 49861, 50048, 52624, 53632, 55913, 56672, 56984, 59917, 60214, 64064, 64526, 66976, 67459, 68068, 68816, 71162, 73744, 76258, 77096, 77792, 78353, 81328, 83776, 87152, 87584, 92092, 92599, 93856, 99008, 99722, 105248, 106007, 111826, 113344, 113968, 119834, 120428, 125281, 128128, 129052, 133952, 134918, 136136, 137632, 142324, 147488, 152516, 154192, 155584, 156706, 162656, 163829, 167552, 174304, 175168, 184184, 185198, 187712, 198016, 199444, 210496, 212014, 223652, 226688, 227936, 239668, 240856, 250562, 258104, 267904, 269836, 272272, 275264, 284648, 294976, 305032, 308384, 311168, 313412, 325312, 327658, 348608, 350336, 368368, 370396, 375424, 391391, 398888, 419419, 420992, 424028, 447304, 455872, 479336, 481712, 501124, 516208, 539672, 544544, 548471, 550528, 569296, 589952, 610064, 616768, 626824, 648193, 650624, 655316, 697216, 736736, 740792, 742049, 782782, 797776, 838838, 848056, 876967, 894608, 911744, 958672, 963424, 1002248, 1018589, 1032416, 1079344, 1089088, 1096942, 1138592, 1146803, 1220128, 1233536, 1253648, 1296386, 1310632, 1378091, 1473472, 1481584, 1484098, 1565564, 1595552, 1677676, 1696112, 1753934, 1789216, 1802119, 1917344, 1926848, 2004496, 2037178, 2064832, 2129777, 2158688, 2178176, 2193884, 2277184, 2293606, 2440256, 2507296, 2592772, 2621264, 2756182, 2946944, 2963168, 2968196, 3131128, 3191104, 3355352, 3392224, 3507868, 3578432, 3604238, 3834688, 3853696, 4008992, 4074356, 4129664, 4259554, 4317376, 4387768, 4554368, 4587212, 4880512, 5014592, 5185544, 5242528, 5512364, 5926336, 5936392, 6262256, 6382208, 6710704, 6784448, 7015736, 7130123, 7156864, 7208476, 7669376, 8017984, 8148712, 8519108, 8634752, 8775536, 9174424, 9646637, 10029184, 10371088, 10485056, 11024728, 11852672, 11872784, 12524512, 12614833, 13421408, 13568896, 14031472, 14260246, 14416952, 14908439, 16035968, 16297424, 17038216, 17551072, 18348848, 19293274, 20742176, 20970112, 22049456, 23427547, 23745568, 25049024, 25229666, 26842816, 28062944, 28520492, 28833904, 29816878, 32594848, 34076432, 35102144, 36697696, 38586548, 41484352, 44098912, 46855094, 47491136, 50098048, 50459332, 53685632, 56125888, 57040984, 57667808, 59633756, 65189696, 68152864, 70204288, 73395392, 77173096, 82968704, 88197824, 93710188, 94982272, 100918664, 112251776, 114081968, 115335616, 119267512, 130379392, 136305728, 146790784, 154346192, 163992829, 176395648, 187420376, 201837328, 228163936, 230671232, 238535024, 272611456, 308692384, 327985658, 374840752, 403674656, 456327872, 477070048, 617384768, 655971316, 749681504, 807349312, 912655744, 954140096, 1234769536, 1311942632, 1499363008, 1614698624, 1908280192, 2623885264, 2998726016, 5247770528, 10495541056, 20991082112]

約数ペア:

[(1, 20991082112), (2, 10495541056), (4, 5247770528), (7, 2998726016), (8, 2623885264), (11, 1908280192), (13, 1614698624), (14, 1499363008), (16, 1311942632), (17, 1234769536), (22, 954140096), (23, 912655744), (26, 807349312), (28, 749681504), (32, 655971316), (34, 617384768), (44, 477070048), (46, 456327872), (52, 403674656), (56, 374840752), (64, 327985658), (68, 308692384), (77, 272611456), (88, 238535024), (91, 230671232), (92, 228163936), (104, 201837328), (112, 187420376), (119, 176395648), (128, 163992829), (136, 154346192), (143, 146790784), (154, 136305728), (161, 130379392), (176, 119267512), (182, 115335616), (184, 114081968), (187, 112251776), (208, 100918664), (221, 94982272), (224, 93710188), (238, 88197824), (253, 82968704), (272, 77173096), (286, 73395392), (299, 70204288), (308, 68152864), (322, 65189696), (352, 59633756), (364, 57667808), (368, 57040984), (374, 56125888), (391, 53685632), (416, 50459332), (419, 50098048), (442, 47491136), (448, 46855094), (476, 44098912), (506, 41484352), (544, 38586548), (572, 36697696), (598, 35102144), (616, 34076432), (644, 32594848), (704, 29816878), (728, 28833904), (736, 28520492), (748, 28062944), (782, 26842816), (832, 25229666), (838, 25049024), (884, 23745568), (896, 23427547), (952, 22049456), (1001, 20970112), (1012, 20742176), (1088, 19293274), (1144, 18348848), (1196, 17551072), (1232, 17038216), (1288, 16297424), (1309, 16035968), (1408, 14908439), (1456, 14416952), (1472, 14260246), (1496, 14031472), (1547, 13568896), (1564, 13421408), (1664, 12614833), (1676, 12524512), (1768, 11872784), (1771, 11852672), (1904, 11024728), (2002, 10485056), (2024, 10371088), (2093, 10029184), (2176, 9646637), (2288, 9174424), (2392, 8775536), (2431, 8634752), (2464, 8519108), (2576, 8148712), (2618, 8017984), (2737, 7669376), (2912, 7208476), (2933, 7156864), (2944, 7130123), (2992, 7015736), (3094, 6784448), (3128, 6710704), (3289, 6382208), (3352, 6262256), (3536, 5936392), (3542, 5926336), (3808, 5512364), (4004, 5242528), (4048, 5185544), (4186, 5014592), (4301, 4880512), (4576, 4587212), (4609, 4554368), (4784, 4387768), (4862, 4317376), (4928, 4259554), (5083, 4129664), (5152, 4074356), (5236, 4008992), (5447, 3853696), (5474, 3834688), (5824, 3604238), (5866, 3578432), (5984, 3507868), (6188, 3392224), (6256, 3355352), (6578, 3191104), (6704, 3131128), (7072, 2968196), (7084, 2963168), (7123, 2946944), (7616, 2756182), (8008, 2621264), (8096, 2592772), (8372, 2507296), (8602, 2440256), (9152, 2293606), (9218, 2277184), (9568, 2193884), (9637, 2178176), (9724, 2158688), (9856, 2129777), (10166, 2064832), (10304, 2037178), (10472, 2004496), (10894, 1926848), (10948, 1917344), (11648, 1802119), (11732, 1789216), (11968, 1753934), (12376, 1696112), (12512, 1677676), (13156, 1595552), (13408, 1565564), (14144, 1484098), (14168, 1481584), (14246, 1473472), (15232, 1378091), (16016, 1310632), (16192, 1296386), (16744, 1253648), (17017, 1233536), (17204, 1220128), (18304, 1146803), (18436, 1138592), (19136, 1096942), (19274, 1089088), (19448, 1079344), (20332, 1032416), (20608, 1018589), (20944, 1002248), (21788, 963424), (21896, 958672), (23023, 911744), (23464, 894608), (23936, 876967), (24752, 848056), (25024, 838838), (26312, 797776), (26816, 782782), (28288, 742049), (28336, 740792), (28492, 736736), (30107, 697216), (32032, 655316), (32263, 650624), (32384, 648193), (33488, 626824), (34034, 616768), (34408, 610064), (35581, 589952), (36872, 569296), (38129, 550528), (38272, 548471), (38548, 544544), (38896, 539672), (40664, 516208), (41888, 501124), (43576, 481712), (43792, 479336), (46046, 455872), (46928, 447304), (49504, 424028), (49861, 420992), (50048, 419419), (52624, 398888), (53632, 391391), (55913, 375424), (56672, 370396), (56984, 368368), (59917, 350336), (60214, 348608), (64064, 327658), (64526, 325312), (66976, 313412), (67459, 311168), (68068, 308384), (68816, 305032), (71162, 294976), (73744, 284648), (76258, 275264), (77096, 272272), (77792, 269836), (78353, 267904), (81328, 258104), (83776, 250562), (87152, 240856), (87584, 239668), (92092, 227936), (92599, 226688), (93856, 223652), (99008, 212014), (99722, 210496), (105248, 199444), (106007, 198016), (111826, 187712), (113344, 185198), (113968, 184184), (119834, 175168), (120428, 174304), (125281, 167552), (128128, 163829), (129052, 162656), (133952, 156706), (134918, 155584), (136136, 154192), (137632, 152516), (142324, 147488)]