20713029120

素因数分解:

$2^9\times 3^2\times 5^1\times 7^3\times {\mathrm{2621}}^1$

素因数の和:2671

約数の個数: 480

約数和(自身を含む): 83687947200

約数和(自身を除く): 62974918080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 343, 360, 384, 392, 420, 441, 448, 480, 490, 504, 512, 560, 576, 588, 630, 640, 672, 686, 720, 735, 768, 784, 840, 882, 896, 960, 980, 1008, 1029, 1120, 1152, 1176, 1260, 1280, 1344, 1372, 1440, 1470, 1536, 1568, 1680, 1715, 1764, 1792, 1920, 1960, 2016, 2058, 2205, 2240, 2304, 2352, 2520, 2560, 2621, 2688, 2744, 2880, 2940, 3087, 3136, 3360, 3430, 3528, 3584, 3840, 3920, 4032, 4116, 4410, 4480, 4608, 4704, 5040, 5145, 5242, 5376, 5488, 5760, 5880, 6174, 6272, 6720, 6860, 7056, 7680, 7840, 7863, 8064, 8232, 8820, 8960, 9408, 10080, 10290, 10484, 10752, 10976, 11520, 11760, 12348, 12544, 13105, 13440, 13720, 14112, 15435, 15680, 15726, 16128, 16464, 17640, 17920, 18347, 18816, 20160, 20580, 20968, 21952, 23040, 23520, 23589, 24696, 25088, 26210, 26880, 27440, 28224, 30870, 31360, 31452, 32256, 32928, 35280, 36694, 37632, 39315, 40320, 41160, 41936, 43904, 47040, 47178, 49392, 52420, 53760, 54880, 55041, 56448, 61740, 62720, 62904, 65856, 70560, 73388, 75264, 78630, 80640, 82320, 83872, 87808, 91735, 94080, 94356, 98784, 104840, 109760, 110082, 112896, 117945, 123480, 125440, 125808, 128429, 131712, 141120, 146776, 157260, 161280, 164640, 165123, 167744, 175616, 183470, 188160, 188712, 197568, 209680, 219520, 220164, 225792, 235890, 246960, 251616, 256858, 263424, 275205, 282240, 293552, 314520, 329280, 330246, 335488, 366940, 376320, 377424, 385287, 395136, 419360, 439040, 440328, 471780, 493920, 503232, 513716, 526848, 550410, 564480, 587104, 629040, 642145, 658560, 660492, 670976, 733880, 754848, 770574, 790272, 825615, 838720, 878080, 880656, 899003, 943560, 987840, 1006464, 1027432, 1100820, 1128960, 1155861, 1174208, 1258080, 1284290, 1317120, 1320984, 1341952, 1467760, 1509696, 1541148, 1580544, 1651230, 1677440, 1761312, 1798006, 1887120, 1926435, 1975680, 2012928, 2054864, 2201640, 2311722, 2348416, 2516160, 2568580, 2634240, 2641968, 2697009, 2935520, 3019392, 3082296, 3302460, 3354880, 3522624, 3596012, 3774240, 3852870, 3951360, 4025856, 4109728, 4403280, 4495015, 4623444, 4696832, 5032320, 5137160, 5283936, 5394018, 5779305, 5871040, 6038784, 6164592, 6604920, 6709760, 7045248, 7192024, 7548480, 7705740, 7902720, 8091027, 8219456, 8806560, 8990030, 9246888, 9393664, 10064640, 10274320, 10567872, 10788036, 11558610, 11742080, 12077568, 12329184, 13209840, 13485045, 14090496, 14384048, 15096960, 15411480, 16182054, 16438912, 17613120, 17980060, 18493776, 20129280, 20548640, 21135744, 21576072, 23117220, 23484160, 24658368, 26419680, 26970090, 28180992, 28768096, 30193920, 30822960, 32364108, 32877824, 35226240, 35960120, 36987552, 40455135, 41097280, 42271488, 43152144, 46234440, 46968320, 49316736, 52839360, 53940180, 57536192, 60387840, 61645920, 64728216, 65755648, 70452480, 71920240, 73975104, 80910270, 82194560, 84542976, 86304288, 92468880, 98633472, 105678720, 107880360, 115072384, 123291840, 129456432, 140904960, 143840480, 147950208, 161820540, 164389120, 172608576, 184937760, 197266944, 211357440, 215760720, 230144768, 246583680, 258912864, 287680960, 295900416, 323641080, 328778240, 345217152, 369875520, 422714880, 431521440, 460289536, 493167360, 517825728, 575361920, 591800832, 647282160, 690434304, 739751040, 863042880, 986334720, 1035651456, 1150723840, 1294564320, 1380868608, 1479502080, 1726085760, 2071302912, 2301447680, 2589128640, 2959004160, 3452171520, 4142605824, 5178257280, 6904343040, 10356514560, 20713029120]

約数ペア:

[(1, 20713029120), (2, 10356514560), (3, 6904343040), (4, 5178257280), (5, 4142605824), (6, 3452171520), (7, 2959004160), (8, 2589128640), (9, 2301447680), (10, 2071302912), (12, 1726085760), (14, 1479502080), (15, 1380868608), (16, 1294564320), (18, 1150723840), (20, 1035651456), (21, 986334720), (24, 863042880), (28, 739751040), (30, 690434304), (32, 647282160), (35, 591800832), (36, 575361920), (40, 517825728), (42, 493167360), (45, 460289536), (48, 431521440), (49, 422714880), (56, 369875520), (60, 345217152), (63, 328778240), (64, 323641080), (70, 295900416), (72, 287680960), (80, 258912864), (84, 246583680), (90, 230144768), (96, 215760720), (98, 211357440), (105, 197266944), (112, 184937760), (120, 172608576), (126, 164389120), (128, 161820540), (140, 147950208), (144, 143840480), (147, 140904960), (160, 129456432), (168, 123291840), (180, 115072384), (192, 107880360), (196, 105678720), (210, 98633472), (224, 92468880), (240, 86304288), (245, 84542976), (252, 82194560), (256, 80910270), (280, 73975104), (288, 71920240), (294, 70452480), (315, 65755648), (320, 64728216), (336, 61645920), (343, 60387840), (360, 57536192), (384, 53940180), (392, 52839360), (420, 49316736), (441, 46968320), (448, 46234440), (480, 43152144), (490, 42271488), (504, 41097280), (512, 40455135), (560, 36987552), (576, 35960120), (588, 35226240), (630, 32877824), (640, 32364108), (672, 30822960), (686, 30193920), (720, 28768096), (735, 28180992), (768, 26970090), (784, 26419680), (840, 24658368), (882, 23484160), (896, 23117220), (960, 21576072), (980, 21135744), (1008, 20548640), (1029, 20129280), (1120, 18493776), (1152, 17980060), (1176, 17613120), (1260, 16438912), (1280, 16182054), (1344, 15411480), (1372, 15096960), (1440, 14384048), (1470, 14090496), (1536, 13485045), (1568, 13209840), (1680, 12329184), (1715, 12077568), (1764, 11742080), (1792, 11558610), (1920, 10788036), (1960, 10567872), (2016, 10274320), (2058, 10064640), (2205, 9393664), (2240, 9246888), (2304, 8990030), (2352, 8806560), (2520, 8219456), (2560, 8091027), (2621, 7902720), (2688, 7705740), (2744, 7548480), (2880, 7192024), (2940, 7045248), (3087, 6709760), (3136, 6604920), (3360, 6164592), (3430, 6038784), (3528, 5871040), (3584, 5779305), (3840, 5394018), (3920, 5283936), (4032, 5137160), (4116, 5032320), (4410, 4696832), (4480, 4623444), (4608, 4495015), (4704, 4403280), (5040, 4109728), (5145, 4025856), (5242, 3951360), (5376, 3852870), (5488, 3774240), (5760, 3596012), (5880, 3522624), (6174, 3354880), (6272, 3302460), (6720, 3082296), (6860, 3019392), (7056, 2935520), (7680, 2697009), (7840, 2641968), (7863, 2634240), (8064, 2568580), (8232, 2516160), (8820, 2348416), (8960, 2311722), (9408, 2201640), (10080, 2054864), (10290, 2012928), (10484, 1975680), (10752, 1926435), (10976, 1887120), (11520, 1798006), (11760, 1761312), (12348, 1677440), (12544, 1651230), (13105, 1580544), (13440, 1541148), (13720, 1509696), (14112, 1467760), (15435, 1341952), (15680, 1320984), (15726, 1317120), (16128, 1284290), (16464, 1258080), (17640, 1174208), (17920, 1155861), (18347, 1128960), (18816, 1100820), (20160, 1027432), (20580, 1006464), (20968, 987840), (21952, 943560), (23040, 899003), (23520, 880656), (23589, 878080), (24696, 838720), (25088, 825615), (26210, 790272), (26880, 770574), (27440, 754848), (28224, 733880), (30870, 670976), (31360, 660492), (31452, 658560), (32256, 642145), (32928, 629040), (35280, 587104), (36694, 564480), (37632, 550410), (39315, 526848), (40320, 513716), (41160, 503232), (41936, 493920), (43904, 471780), (47040, 440328), (47178, 439040), (49392, 419360), (52420, 395136), (53760, 385287), (54880, 377424), (55041, 376320), (56448, 366940), (61740, 335488), (62720, 330246), (62904, 329280), (65856, 314520), (70560, 293552), (73388, 282240), (75264, 275205), (78630, 263424), (80640, 256858), (82320, 251616), (83872, 246960), (87808, 235890), (91735, 225792), (94080, 220164), (94356, 219520), (98784, 209680), (104840, 197568), (109760, 188712), (110082, 188160), (112896, 183470), (117945, 175616), (123480, 167744), (125440, 165123), (125808, 164640), (128429, 161280), (131712, 157260), (141120, 146776)]