20481546240

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 576

約数和(自身を含む): 75063905280

約数和(自身を除く): 54582359040

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, 107, 120, 124, 128, 134, 144, 155, 160, 180, 186, 192, 201, 214, 240, 248, 256, 268, 279, 288, 310, 320, 321, 335, 360, 372, 384, 402, 428, 465, 480, 496, 512, 535, 536, 558, 576, 603, 620, 640, 642, 670, 720, 744, 768, 804, 856, 930, 960, 963, 992, 1005, 1024, 1070, 1072, 1116, 1152, 1206, 1240, 1280, 1284, 1340, 1395, 1440, 1488, 1536, 1605, 1608, 1712, 1860, 1920, 1926, 1984, 2010, 2048, 2077, 2140, 2144, 2232, 2304, 2412, 2480, 2560, 2568, 2680, 2790, 2880, 2976, 3015, 3072, 3210, 3216, 3317, 3424, 3720, 3840, 3852, 3968, 4020, 4154, 4280, 4288, 4464, 4608, 4815, 4824, 4960, 5120, 5136, 5360, 5580, 5760, 5952, 6030, 6144, 6231, 6420, 6432, 6634, 6848, 7169, 7440, 7680, 7704, 7936, 8040, 8308, 8560, 8576, 8928, 9216, 9630, 9648, 9920, 9951, 10240, 10272, 10385, 10720, 11160, 11520, 11904, 12060, 12462, 12840, 12864, 13268, 13696, 14338, 14880, 15360, 15408, 15872, 16080, 16585, 16616, 17120, 17152, 17856, 18432, 18693, 19260, 19296, 19840, 19902, 20544, 20770, 21440, 21507, 22320, 23040, 23808, 24120, 24924, 25680, 25728, 26536, 27392, 28676, 29760, 29853, 30720, 30816, 31155, 31744, 32160, 33170, 33232, 34240, 34304, 35712, 35845, 37386, 38520, 38592, 39680, 39804, 41088, 41540, 42880, 43014, 44640, 46080, 47616, 48240, 49755, 49848, 51360, 51456, 53072, 54784, 57352, 59520, 59706, 61632, 62310, 63488, 64320, 64521, 66340, 66464, 68480, 68608, 71424, 71690, 74772, 77040, 77184, 79360, 79608, 82176, 83080, 85760, 86028, 89280, 92160, 93465, 95232, 96480, 99510, 99696, 102720, 102912, 106144, 107535, 109568, 114704, 119040, 119412, 123264, 124620, 128640, 129042, 132680, 132928, 136960, 137216, 142848, 143380, 149265, 149544, 154080, 154368, 158720, 159216, 164352, 166160, 171520, 172056, 178560, 186930, 190464, 192960, 199020, 199392, 205440, 205824, 212288, 215070, 219136, 222239, 229408, 238080, 238824, 246528, 249240, 257280, 258084, 265360, 265856, 273920, 285696, 286760, 298530, 299088, 308160, 308736, 317440, 318432, 322605, 328704, 332320, 343040, 344112, 357120, 373860, 385920, 398040, 398784, 410880, 411648, 424576, 430140, 444478, 458816, 476160, 477648, 493056, 498480, 514560, 516168, 530720, 531712, 547840, 571392, 573520, 597060, 598176, 616320, 617472, 636864, 645210, 657408, 664640, 666717, 686080, 688224, 714240, 747720, 771840, 796080, 797568, 821760, 849152, 860280, 888956, 917632, 952320, 955296, 986112, 996960, 1029120, 1032336, 1061440, 1063424, 1095680, 1111195, 1147040, 1194120, 1196352, 1232640, 1234944, 1273728, 1290420, 1329280, 1333434, 1376448, 1428480, 1495440, 1543680, 1592160, 1595136, 1643520, 1698304, 1720560, 1777912, 1835264, 1910592, 1972224, 1993920, 2000151, 2058240, 2064672, 2122880, 2126848, 2222390, 2294080, 2388240, 2392704, 2465280, 2547456, 2580840, 2658560, 2666868, 2752896, 2856960, 2990880, 3087360, 3184320, 3190272, 3287040, 3333585, 3396608, 3441120, 3555824, 3670528, 3821184, 3987840, 4000302, 4129344, 4245760, 4253696, 4444780, 4588160, 4776480, 4785408, 4930560, 5094912, 5161680, 5317120, 5333736, 5505792, 5981760, 6174720, 6368640, 6380544, 6667170, 6793216, 6882240, 7111648, 7341056, 7642368, 7975680, 8000604, 8258688, 8491520, 8889560, 9176320, 9552960, 9570816, 9861120, 10000755, 10189824, 10323360, 10634240, 10667472, 11011584, 11963520, 12737280, 12761088, 13334340, 13764480, 14223296, 14682112, 15284736, 15951360, 16001208, 16517376, 16983040, 17779120, 18352640, 19105920, 19141632, 20001510, 20379648, 20646720, 21268480, 21334944, 22023168, 23927040, 25474560, 26668680, 27528960, 28446592, 30569472, 31902720, 32002416, 33034752, 33966080, 35558240, 36705280, 38211840, 38283264, 40003020, 41293440, 42669888, 44046336, 47854080, 50949120, 53337360, 55057920, 56893184, 61138944, 63805440, 64004832, 66069504, 71116480, 73410560, 76423680, 80006040, 82586880, 85339776, 95708160, 101898240, 106674720, 110115840, 113786368, 128009664, 132139008, 142232960, 152847360, 160012080, 165173760, 170679552, 191416320, 213349440, 220231680, 227572736, 256019328, 284465920, 305694720, 320024160, 330347520, 341359104, 426698880, 455145472, 512038656, 568931840, 640048320, 660695040, 682718208, 853397760, 1024077312, 1137863680, 1280096640, 1365436416, 1706795520, 2048154624, 2275727360, 2560193280, 3413591040, 4096309248, 5120386560, 6827182080, 10240773120, 20481546240]

約数ペア:

[(1, 20481546240), (2, 10240773120), (3, 6827182080), (4, 5120386560), (5, 4096309248), (6, 3413591040), (8, 2560193280), (9, 2275727360), (10, 2048154624), (12, 1706795520), (15, 1365436416), (16, 1280096640), (18, 1137863680), (20, 1024077312), (24, 853397760), (30, 682718208), (31, 660695040), (32, 640048320), (36, 568931840), (40, 512038656), (45, 455145472), (48, 426698880), (60, 341359104), (62, 330347520), (64, 320024160), (67, 305694720), (72, 284465920), (80, 256019328), (90, 227572736), (93, 220231680), (96, 213349440), (107, 191416320), (120, 170679552), (124, 165173760), (128, 160012080), (134, 152847360), (144, 142232960), (155, 132139008), (160, 128009664), (180, 113786368), (186, 110115840), (192, 106674720), (201, 101898240), (214, 95708160), (240, 85339776), (248, 82586880), (256, 80006040), (268, 76423680), (279, 73410560), (288, 71116480), (310, 66069504), (320, 64004832), (321, 63805440), (335, 61138944), (360, 56893184), (372, 55057920), (384, 53337360), (402, 50949120), (428, 47854080), (465, 44046336), (480, 42669888), (496, 41293440), (512, 40003020), (535, 38283264), (536, 38211840), (558, 36705280), (576, 35558240), (603, 33966080), (620, 33034752), (640, 32002416), (642, 31902720), (670, 30569472), (720, 28446592), (744, 27528960), (768, 26668680), (804, 25474560), (856, 23927040), (930, 22023168), (960, 21334944), (963, 21268480), (992, 20646720), (1005, 20379648), (1024, 20001510), (1070, 19141632), (1072, 19105920), (1116, 18352640), (1152, 17779120), (1206, 16983040), (1240, 16517376), (1280, 16001208), (1284, 15951360), (1340, 15284736), (1395, 14682112), (1440, 14223296), (1488, 13764480), (1536, 13334340), (1605, 12761088), (1608, 12737280), (1712, 11963520), (1860, 11011584), (1920, 10667472), (1926, 10634240), (1984, 10323360), (2010, 10189824), (2048, 10000755), (2077, 9861120), (2140, 9570816), (2144, 9552960), (2232, 9176320), (2304, 8889560), (2412, 8491520), (2480, 8258688), (2560, 8000604), (2568, 7975680), (2680, 7642368), (2790, 7341056), (2880, 7111648), (2976, 6882240), (3015, 6793216), (3072, 6667170), (3210, 6380544), (3216, 6368640), (3317, 6174720), (3424, 5981760), (3720, 5505792), (3840, 5333736), (3852, 5317120), (3968, 5161680), (4020, 5094912), (4154, 4930560), (4280, 4785408), (4288, 4776480), (4464, 4588160), (4608, 4444780), (4815, 4253696), (4824, 4245760), (4960, 4129344), (5120, 4000302), (5136, 3987840), (5360, 3821184), (5580, 3670528), (5760, 3555824), (5952, 3441120), (6030, 3396608), (6144, 3333585), (6231, 3287040), (6420, 3190272), (6432, 3184320), (6634, 3087360), (6848, 2990880), (7169, 2856960), (7440, 2752896), (7680, 2666868), (7704, 2658560), (7936, 2580840), (8040, 2547456), (8308, 2465280), (8560, 2392704), (8576, 2388240), (8928, 2294080), (9216, 2222390), (9630, 2126848), (9648, 2122880), (9920, 2064672), (9951, 2058240), (10240, 2000151), (10272, 1993920), (10385, 1972224), (10720, 1910592), (11160, 1835264), (11520, 1777912), (11904, 1720560), (12060, 1698304), (12462, 1643520), (12840, 1595136), (12864, 1592160), (13268, 1543680), (13696, 1495440), (14338, 1428480), (14880, 1376448), (15360, 1333434), (15408, 1329280), (15872, 1290420), (16080, 1273728), (16585, 1234944), (16616, 1232640), (17120, 1196352), (17152, 1194120), (17856, 1147040), (18432, 1111195), (18693, 1095680), (19260, 1063424), (19296, 1061440), (19840, 1032336), (19902, 1029120), (20544, 996960), (20770, 986112), (21440, 955296), (21507, 952320), (22320, 917632), (23040, 888956), (23808, 860280), (24120, 849152), (24924, 821760), (25680, 797568), (25728, 796080), (26536, 771840), (27392, 747720), (28676, 714240), (29760, 688224), (29853, 686080), (30720, 666717), (30816, 664640), (31155, 657408), (31744, 645210), (32160, 636864), (33170, 617472), (33232, 616320), (34240, 598176), (34304, 597060), (35712, 573520), (35845, 571392), (37386, 547840), (38520, 531712), (38592, 530720), (39680, 516168), (39804, 514560), (41088, 498480), (41540, 493056), (42880, 477648), (43014, 476160), (44640, 458816), (46080, 444478), (47616, 430140), (48240, 424576), (49755, 411648), (49848, 410880), (51360, 398784), (51456, 398040), (53072, 385920), (54784, 373860), (57352, 357120), (59520, 344112), (59706, 343040), (61632, 332320), (62310, 328704), (63488, 322605), (64320, 318432), (64521, 317440), (66340, 308736), (66464, 308160), (68480, 299088), (68608, 298530), (71424, 286760), (71690, 285696), (74772, 273920), (77040, 265856), (77184, 265360), (79360, 258084), (79608, 257280), (82176, 249240), (83080, 246528), (85760, 238824), (86028, 238080), (89280, 229408), (92160, 222239), (93465, 219136), (95232, 215070), (96480, 212288), (99510, 205824), (99696, 205440), (102720, 199392), (102912, 199020), (106144, 192960), (107535, 190464), (109568, 186930), (114704, 178560), (119040, 172056), (119412, 171520), (123264, 166160), (124620, 164352), (128640, 159216), (129042, 158720), (132680, 154368), (132928, 154080), (136960, 149544), (137216, 149265), (142848, 143380)]