20864378880

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 576

約数和(自身を含む): 76453977600

約数和(自身を除く): 55589598720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 67, 72, 80, 90, 93, 96, 109, 120, 124, 128, 134, 144, 155, 160, 180, 186, 192, 201, 218, 240, 248, 256, 268, 279, 288, 310, 320, 327, 335, 360, 372, 384, 402, 436, 465, 480, 496, 512, 536, 545, 558, 576, 603, 620, 640, 654, 670, 720, 744, 768, 804, 872, 930, 960, 981, 992, 1005, 1024, 1072, 1090, 1116, 1152, 1206, 1240, 1280, 1308, 1340, 1395, 1440, 1488, 1536, 1608, 1635, 1744, 1860, 1920, 1962, 1984, 2010, 2048, 2077, 2144, 2180, 2232, 2304, 2412, 2480, 2560, 2616, 2680, 2790, 2880, 2976, 3015, 3072, 3216, 3270, 3379, 3488, 3720, 3840, 3924, 3968, 4020, 4154, 4288, 4360, 4464, 4608, 4824, 4905, 4960, 5120, 5232, 5360, 5580, 5760, 5952, 6030, 6144, 6231, 6432, 6540, 6758, 6976, 7303, 7440, 7680, 7848, 7936, 8040, 8308, 8576, 8720, 8928, 9216, 9648, 9810, 9920, 10137, 10240, 10385, 10464, 10720, 11160, 11520, 11904, 12060, 12462, 12864, 13080, 13516, 13952, 14606, 14880, 15360, 15696, 15872, 16080, 16616, 16895, 17152, 17440, 17856, 18432, 18693, 19296, 19620, 19840, 20274, 20770, 20928, 21440, 21909, 22320, 23040, 23808, 24120, 24924, 25728, 26160, 27032, 27904, 29212, 29760, 30411, 30720, 31155, 31392, 31744, 32160, 33232, 33790, 34304, 34880, 35712, 36515, 37386, 38592, 39240, 39680, 40548, 41540, 41856, 42880, 43818, 44640, 46080, 47616, 48240, 49848, 50685, 51456, 52320, 54064, 55808, 58424, 59520, 60822, 62310, 62784, 63488, 64320, 65727, 66464, 67580, 68608, 69760, 71424, 73030, 74772, 77184, 78480, 79360, 81096, 83080, 83712, 85760, 87636, 89280, 92160, 93465, 95232, 96480, 99696, 101370, 102912, 104640, 108128, 109545, 111616, 116848, 119040, 121644, 124620, 125568, 128640, 131454, 132928, 135160, 137216, 139520, 142848, 146060, 149544, 152055, 154368, 156960, 158720, 162192, 166160, 167424, 171520, 175272, 178560, 186930, 190464, 192960, 199392, 202740, 205824, 209280, 216256, 219090, 223232, 226393, 233696, 238080, 243288, 249240, 251136, 257280, 262908, 265856, 270320, 279040, 285696, 292120, 299088, 304110, 308736, 313920, 317440, 324384, 328635, 332320, 334848, 343040, 350544, 357120, 373860, 385920, 398784, 405480, 411648, 418560, 432512, 438180, 452786, 467392, 476160, 486576, 498480, 502272, 514560, 525816, 531712, 540640, 558080, 571392, 584240, 598176, 608220, 617472, 627840, 648768, 657270, 664640, 669696, 679179, 686080, 701088, 714240, 747720, 771840, 797568, 810960, 837120, 865024, 876360, 905572, 934784, 952320, 973152, 996960, 1004544, 1029120, 1051632, 1063424, 1081280, 1116160, 1131965, 1168480, 1196352, 1216440, 1234944, 1255680, 1297536, 1314540, 1329280, 1358358, 1402176, 1428480, 1495440, 1543680, 1595136, 1621920, 1674240, 1730048, 1752720, 1811144, 1869568, 1946304, 1993920, 2009088, 2037537, 2058240, 2103264, 2126848, 2162560, 2263930, 2336960, 2392704, 2432880, 2511360, 2595072, 2629080, 2658560, 2716716, 2804352, 2856960, 2990880, 3087360, 3190272, 3243840, 3348480, 3395895, 3460096, 3505440, 3622288, 3739136, 3892608, 3987840, 4075074, 4206528, 4253696, 4325120, 4527860, 4673920, 4785408, 4865760, 5022720, 5190144, 5258160, 5317120, 5433432, 5608704, 5981760, 6174720, 6380544, 6487680, 6791790, 6920192, 7010880, 7244576, 7478272, 7785216, 7975680, 8150148, 8413056, 8650240, 9055720, 9347840, 9570816, 9731520, 10045440, 10187685, 10380288, 10516320, 10634240, 10866864, 11217408, 11963520, 12761088, 12975360, 13583580, 14021760, 14489152, 14956544, 15570432, 15951360, 16300296, 16826112, 17300480, 18111440, 18695680, 19141632, 19463040, 20375370, 20760576, 21032640, 21268480, 21733728, 22434816, 23927040, 25950720, 27167160, 28043520, 28978304, 31140864, 31902720, 32600592, 33652224, 34600960, 36222880, 37391360, 38283264, 38926080, 40750740, 42065280, 43467456, 44869632, 47854080, 51901440, 54334320, 56087040, 57956608, 62281728, 63805440, 65201184, 67304448, 72445760, 74782720, 77852160, 81501480, 84130560, 86934912, 95708160, 103802880, 108668640, 112174080, 115913216, 130402368, 134608896, 144891520, 155704320, 163002960, 168261120, 173869824, 191416320, 217337280, 224348160, 231826432, 260804736, 289783040, 311408640, 326005920, 336522240, 347739648, 434674560, 463652864, 521609472, 579566080, 652011840, 673044480, 695479296, 869349120, 1043218944, 1159132160, 1304023680, 1390958592, 1738698240, 2086437888, 2318264320, 2608047360, 3477396480, 4172875776, 5216094720, 6954792960, 10432189440, 20864378880]

約数ペア:

[(1, 20864378880), (2, 10432189440), (3, 6954792960), (4, 5216094720), (5, 4172875776), (6, 3477396480), (8, 2608047360), (9, 2318264320), (10, 2086437888), (12, 1738698240), (15, 1390958592), (16, 1304023680), (18, 1159132160), (20, 1043218944), (24, 869349120), (30, 695479296), (31, 673044480), (32, 652011840), (36, 579566080), (40, 521609472), (45, 463652864), (48, 434674560), (60, 347739648), (62, 336522240), (64, 326005920), (67, 311408640), (72, 289783040), (80, 260804736), (90, 231826432), (93, 224348160), (96, 217337280), (109, 191416320), (120, 173869824), (124, 168261120), (128, 163002960), (134, 155704320), (144, 144891520), (155, 134608896), (160, 130402368), (180, 115913216), (186, 112174080), (192, 108668640), (201, 103802880), (218, 95708160), (240, 86934912), (248, 84130560), (256, 81501480), (268, 77852160), (279, 74782720), (288, 72445760), (310, 67304448), (320, 65201184), (327, 63805440), (335, 62281728), (360, 57956608), (372, 56087040), (384, 54334320), (402, 51901440), (436, 47854080), (465, 44869632), (480, 43467456), (496, 42065280), (512, 40750740), (536, 38926080), (545, 38283264), (558, 37391360), (576, 36222880), (603, 34600960), (620, 33652224), (640, 32600592), (654, 31902720), (670, 31140864), (720, 28978304), (744, 28043520), (768, 27167160), (804, 25950720), (872, 23927040), (930, 22434816), (960, 21733728), (981, 21268480), (992, 21032640), (1005, 20760576), (1024, 20375370), (1072, 19463040), (1090, 19141632), (1116, 18695680), (1152, 18111440), (1206, 17300480), (1240, 16826112), (1280, 16300296), (1308, 15951360), (1340, 15570432), (1395, 14956544), (1440, 14489152), (1488, 14021760), (1536, 13583580), (1608, 12975360), (1635, 12761088), (1744, 11963520), (1860, 11217408), (1920, 10866864), (1962, 10634240), (1984, 10516320), (2010, 10380288), (2048, 10187685), (2077, 10045440), (2144, 9731520), (2180, 9570816), (2232, 9347840), (2304, 9055720), (2412, 8650240), (2480, 8413056), (2560, 8150148), (2616, 7975680), (2680, 7785216), (2790, 7478272), (2880, 7244576), (2976, 7010880), (3015, 6920192), (3072, 6791790), (3216, 6487680), (3270, 6380544), (3379, 6174720), (3488, 5981760), (3720, 5608704), (3840, 5433432), (3924, 5317120), (3968, 5258160), (4020, 5190144), (4154, 5022720), (4288, 4865760), (4360, 4785408), (4464, 4673920), (4608, 4527860), (4824, 4325120), (4905, 4253696), (4960, 4206528), (5120, 4075074), (5232, 3987840), (5360, 3892608), (5580, 3739136), (5760, 3622288), (5952, 3505440), (6030, 3460096), (6144, 3395895), (6231, 3348480), (6432, 3243840), (6540, 3190272), (6758, 3087360), (6976, 2990880), (7303, 2856960), (7440, 2804352), (7680, 2716716), (7848, 2658560), (7936, 2629080), (8040, 2595072), (8308, 2511360), (8576, 2432880), (8720, 2392704), (8928, 2336960), (9216, 2263930), (9648, 2162560), (9810, 2126848), (9920, 2103264), (10137, 2058240), (10240, 2037537), (10385, 2009088), (10464, 1993920), (10720, 1946304), (11160, 1869568), (11520, 1811144), (11904, 1752720), (12060, 1730048), (12462, 1674240), (12864, 1621920), (13080, 1595136), (13516, 1543680), (13952, 1495440), (14606, 1428480), (14880, 1402176), (15360, 1358358), (15696, 1329280), (15872, 1314540), (16080, 1297536), (16616, 1255680), (16895, 1234944), (17152, 1216440), (17440, 1196352), (17856, 1168480), (18432, 1131965), (18693, 1116160), (19296, 1081280), (19620, 1063424), (19840, 1051632), (20274, 1029120), (20770, 1004544), (20928, 996960), (21440, 973152), (21909, 952320), (22320, 934784), (23040, 905572), (23808, 876360), (24120, 865024), (24924, 837120), (25728, 810960), (26160, 797568), (27032, 771840), (27904, 747720), (29212, 714240), (29760, 701088), (30411, 686080), (30720, 679179), (31155, 669696), (31392, 664640), (31744, 657270), (32160, 648768), (33232, 627840), (33790, 617472), (34304, 608220), (34880, 598176), (35712, 584240), (36515, 571392), (37386, 558080), (38592, 540640), (39240, 531712), (39680, 525816), (40548, 514560), (41540, 502272), (41856, 498480), (42880, 486576), (43818, 476160), (44640, 467392), (46080, 452786), (47616, 438180), (48240, 432512), (49848, 418560), (50685, 411648), (51456, 405480), (52320, 398784), (54064, 385920), (55808, 373860), (58424, 357120), (59520, 350544), (60822, 343040), (62310, 334848), (62784, 332320), (63488, 328635), (64320, 324384), (65727, 317440), (66464, 313920), (67580, 308736), (68608, 304110), (69760, 299088), (71424, 292120), (73030, 285696), (74772, 279040), (77184, 270320), (78480, 265856), (79360, 262908), (81096, 257280), (83080, 251136), (83712, 249240), (85760, 243288), (87636, 238080), (89280, 233696), (92160, 226393), (93465, 223232), (95232, 219090), (96480, 216256), (99696, 209280), (101370, 205824), (102912, 202740), (104640, 199392), (108128, 192960), (109545, 190464), (111616, 186930), (116848, 178560), (119040, 175272), (121644, 171520), (124620, 167424), (125568, 166160), (128640, 162192), (131454, 158720), (132928, 156960), (135160, 154368), (137216, 152055), (139520, 149544), (142848, 146060)]