20385361920

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 832

約数和(自身を含む): 84546846720

約数和(自身を除く): 64161484800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 62, 64, 66, 70, 77, 80, 84, 88, 93, 96, 105, 110, 112, 120, 124, 128, 132, 139, 140, 154, 155, 160, 165, 168, 176, 186, 192, 210, 217, 220, 224, 231, 240, 248, 256, 264, 278, 280, 308, 310, 320, 330, 336, 341, 352, 372, 384, 385, 417, 420, 434, 440, 448, 462, 465, 480, 496, 512, 528, 556, 560, 616, 620, 640, 651, 660, 672, 682, 695, 704, 744, 768, 770, 834, 840, 868, 880, 896, 924, 930, 960, 973, 992, 1023, 1024, 1056, 1085, 1112, 1120, 1155, 1232, 1240, 1280, 1302, 1320, 1344, 1364, 1390, 1408, 1488, 1529, 1536, 1540, 1668, 1680, 1705, 1736, 1760, 1792, 1848, 1860, 1920, 1946, 1984, 2046, 2048, 2085, 2112, 2170, 2224, 2240, 2310, 2387, 2464, 2480, 2560, 2604, 2640, 2688, 2728, 2780, 2816, 2919, 2976, 3058, 3072, 3080, 3255, 3336, 3360, 3410, 3472, 3520, 3584, 3696, 3720, 3840, 3892, 3968, 4092, 4096, 4170, 4224, 4309, 4340, 4448, 4480, 4587, 4620, 4774, 4865, 4928, 4960, 5115, 5120, 5208, 5280, 5376, 5456, 5560, 5632, 5838, 5952, 6116, 6144, 6160, 6510, 6672, 6720, 6820, 6944, 7040, 7161, 7168, 7392, 7440, 7645, 7680, 7784, 7936, 8184, 8340, 8448, 8618, 8680, 8896, 8960, 9174, 9240, 9548, 9730, 9856, 9920, 10230, 10240, 10416, 10560, 10703, 10752, 10912, 11120, 11264, 11676, 11904, 11935, 12232, 12288, 12320, 12927, 13020, 13344, 13440, 13640, 13888, 14080, 14322, 14336, 14595, 14784, 14880, 15290, 15360, 15568, 15872, 16368, 16680, 16896, 17236, 17360, 17792, 17920, 18348, 18480, 19096, 19460, 19712, 19840, 20460, 20480, 20832, 21120, 21406, 21504, 21545, 21824, 22240, 22528, 22935, 23352, 23808, 23870, 24464, 24640, 25854, 26040, 26688, 26880, 27280, 27776, 28160, 28644, 28672, 29190, 29568, 29760, 30163, 30580, 30720, 31136, 31744, 32109, 32736, 33360, 33792, 34472, 34720, 35584, 35805, 35840, 36696, 36960, 38192, 38920, 39424, 39680, 40920, 41664, 42240, 42812, 43008, 43090, 43648, 44480, 45056, 45870, 46704, 47399, 47616, 47740, 48928, 49280, 51708, 52080, 53376, 53515, 53760, 54560, 55552, 56320, 57288, 58380, 59136, 59520, 60326, 61160, 61440, 62272, 63488, 64218, 64635, 65472, 66720, 67584, 68944, 69440, 71168, 71610, 71680, 73392, 73920, 76384, 77840, 78848, 79360, 81840, 83328, 84480, 85624, 86016, 86180, 87296, 88960, 90489, 91740, 93408, 94798, 95232, 95480, 97856, 98560, 103416, 104160, 106752, 107030, 107520, 109120, 111104, 112640, 114576, 116760, 118272, 119040, 120652, 122320, 124544, 126976, 128436, 129270, 130944, 133440, 135168, 137888, 138880, 142197, 142336, 143220, 143360, 146784, 147840, 150815, 152768, 155680, 157696, 158720, 160545, 163680, 166656, 168960, 171248, 172360, 174592, 177920, 180978, 183480, 186816, 189596, 190464, 190960, 195712, 197120, 206832, 208320, 213504, 214060, 215040, 218240, 222208, 225280, 229152, 233520, 236544, 236995, 238080, 241304, 244640, 249088, 256872, 258540, 261888, 266880, 275776, 277760, 284394, 284672, 286440, 293568, 295680, 301630, 305536, 311360, 315392, 317440, 321090, 327360, 331793, 333312, 337920, 342496, 344720, 349184, 355840, 361956, 366960, 373632, 379192, 380928, 381920, 391424, 394240, 413664, 416640, 427008, 428120, 430080, 436480, 444416, 452445, 458304, 467040, 473088, 473990, 476160, 482608, 489280, 498176, 513744, 517080, 523776, 533760, 551552, 555520, 568788, 569344, 572880, 587136, 591360, 603260, 611072, 622720, 634880, 642180, 654720, 663586, 666624, 675840, 684992, 689440, 698368, 710985, 711680, 723912, 733920, 747264, 758384, 763840, 782848, 788480, 827328, 833280, 854016, 856240, 872960, 888832, 904890, 916608, 934080, 946176, 947980, 952320, 965216, 978560, 995379, 996352, 1027488, 1034160, 1047552, 1067520, 1103104, 1111040, 1137576, 1145760, 1174272, 1182720, 1206520, 1222144, 1245440, 1284360, 1309440, 1327172, 1333248, 1369984, 1378880, 1396736, 1421970, 1423360, 1447824, 1467840, 1494528, 1516768, 1527680, 1565696, 1576960, 1654656, 1658965, 1666560, 1708032, 1712480, 1745920, 1809780, 1833216, 1868160, 1895960, 1904640, 1930432, 1957120, 1990758, 1992704, 2054976, 2068320, 2095104, 2135040, 2206208, 2222080, 2275152, 2291520, 2348544, 2365440, 2413040, 2444288, 2490880, 2568720, 2618880, 2654344, 2666496, 2739968, 2757760, 2843940, 2846720, 2895648, 2935680, 2989056, 3033536, 3055360, 3131392, 3309312, 3317930, 3333120, 3424960, 3491840, 3619560, 3666432, 3736320, 3791920, 3860864, 3914240, 3981516, 3985408, 4109952, 4136640, 4190208, 4270080, 4412416, 4444160, 4550304, 4583040, 4697088, 4730880, 4826080, 4888576, 4976895, 4981760, 5137440, 5237760, 5308688, 5479936, 5515520, 5687880, 5791296, 5871360, 5978112, 6067072, 6110720, 6262784, 6618624, 6635860, 6666240, 6849920, 6983680, 7239120, 7332864, 7472640, 7583840, 7721728, 7828480, 7963032, 8219904, 8273280, 8540160, 8824832, 9100608, 9166080, 9394176, 9652160, 9777152, 9953790, 9963520, 10274880, 10475520, 10617376, 10959872, 11031040, 11375760, 11582592, 11742720, 11956224, 12134144, 12221440, 13237248, 13271720, 13332480, 13699840, 14478240, 14665728, 14945280, 15167680, 15443456, 15656960, 15926064, 16439808, 16546560, 17649664, 18201216, 18332160, 18788352, 19304320, 19907580, 19927040, 20549760, 20951040, 21234752, 21919744, 22062080, 22751520, 23165184, 23485440, 24268288, 24442880, 26474496, 26543440, 27399680, 28956480, 29331456, 29890560, 30335360, 30886912, 31313920, 31852128, 32879616, 33093120, 36402432, 36664320, 38608640, 39815160, 41099520, 42469504, 43839488, 44124160, 45503040, 46330368, 46970880, 48536576, 48885760, 52948992, 53086880, 54799360, 57912960, 59781120, 60670720, 61773824, 63704256, 65759232, 66186240, 72804864, 73328640, 77217280, 79630320, 82199040, 84939008, 88248320, 91006080, 92660736, 93941760, 97073152, 106173760, 109598720, 115825920, 121341440, 123547648, 127408512, 131518464, 132372480, 145609728, 146657280, 154434560, 159260640, 164398080, 169878016, 182012160, 185321472, 194146304, 212347520, 219197440, 231651840, 242682880, 254817024, 264744960, 291219456, 308869120, 318521280, 328796160, 339756032, 364024320, 370642944, 424695040, 463303680, 485365760, 509634048, 582438912, 617738240, 637042560, 657592320, 679512064, 728048640, 849390080, 926607360, 970731520, 1019268096, 1274085120, 1359024128, 1456097280, 1698780160, 1853214720, 2038536192, 2548170240, 2912194560, 3397560320, 4077072384, 5096340480, 6795120640, 10192680960, 20385361920]

約数ペア:

[(1, 20385361920), (2, 10192680960), (3, 6795120640), (4, 5096340480), (5, 4077072384), (6, 3397560320), (7, 2912194560), (8, 2548170240), (10, 2038536192), (11, 1853214720), (12, 1698780160), (14, 1456097280), (15, 1359024128), (16, 1274085120), (20, 1019268096), (21, 970731520), (22, 926607360), (24, 849390080), (28, 728048640), (30, 679512064), (31, 657592320), (32, 637042560), (33, 617738240), (35, 582438912), (40, 509634048), (42, 485365760), (44, 463303680), (48, 424695040), (55, 370642944), (56, 364024320), (60, 339756032), (62, 328796160), (64, 318521280), (66, 308869120), (70, 291219456), (77, 264744960), (80, 254817024), (84, 242682880), (88, 231651840), (93, 219197440), (96, 212347520), (105, 194146304), (110, 185321472), (112, 182012160), (120, 169878016), (124, 164398080), (128, 159260640), (132, 154434560), (139, 146657280), (140, 145609728), (154, 132372480), (155, 131518464), (160, 127408512), (165, 123547648), (168, 121341440), (176, 115825920), (186, 109598720), (192, 106173760), (210, 97073152), (217, 93941760), (220, 92660736), (224, 91006080), (231, 88248320), (240, 84939008), (248, 82199040), (256, 79630320), (264, 77217280), (278, 73328640), (280, 72804864), (308, 66186240), (310, 65759232), (320, 63704256), (330, 61773824), (336, 60670720), (341, 59781120), (352, 57912960), (372, 54799360), (384, 53086880), (385, 52948992), (417, 48885760), (420, 48536576), (434, 46970880), (440, 46330368), (448, 45503040), (462, 44124160), (465, 43839488), (480, 42469504), (496, 41099520), (512, 39815160), (528, 38608640), (556, 36664320), (560, 36402432), (616, 33093120), (620, 32879616), (640, 31852128), (651, 31313920), (660, 30886912), (672, 30335360), (682, 29890560), (695, 29331456), (704, 28956480), (744, 27399680), (768, 26543440), (770, 26474496), (834, 24442880), (840, 24268288), (868, 23485440), (880, 23165184), (896, 22751520), (924, 22062080), (930, 21919744), (960, 21234752), (973, 20951040), (992, 20549760), (1023, 19927040), (1024, 19907580), (1056, 19304320), (1085, 18788352), (1112, 18332160), (1120, 18201216), (1155, 17649664), (1232, 16546560), (1240, 16439808), (1280, 15926064), (1302, 15656960), (1320, 15443456), (1344, 15167680), (1364, 14945280), (1390, 14665728), (1408, 14478240), (1488, 13699840), (1529, 13332480), (1536, 13271720), (1540, 13237248), (1668, 12221440), (1680, 12134144), (1705, 11956224), (1736, 11742720), (1760, 11582592), (1792, 11375760), (1848, 11031040), (1860, 10959872), (1920, 10617376), (1946, 10475520), (1984, 10274880), (2046, 9963520), (2048, 9953790), (2085, 9777152), (2112, 9652160), (2170, 9394176), (2224, 9166080), (2240, 9100608), (2310, 8824832), (2387, 8540160), (2464, 8273280), (2480, 8219904), (2560, 7963032), (2604, 7828480), (2640, 7721728), (2688, 7583840), (2728, 7472640), (2780, 7332864), (2816, 7239120), (2919, 6983680), (2976, 6849920), (3058, 6666240), (3072, 6635860), (3080, 6618624), (3255, 6262784), (3336, 6110720), (3360, 6067072), (3410, 5978112), (3472, 5871360), (3520, 5791296), (3584, 5687880), (3696, 5515520), (3720, 5479936), (3840, 5308688), (3892, 5237760), (3968, 5137440), (4092, 4981760), (4096, 4976895), (4170, 4888576), (4224, 4826080), (4309, 4730880), (4340, 4697088), (4448, 4583040), (4480, 4550304), (4587, 4444160), (4620, 4412416), (4774, 4270080), (4865, 4190208), (4928, 4136640), (4960, 4109952), (5115, 3985408), (5120, 3981516), (5208, 3914240), (5280, 3860864), (5376, 3791920), (5456, 3736320), (5560, 3666432), (5632, 3619560), (5838, 3491840), (5952, 3424960), (6116, 3333120), (6144, 3317930), (6160, 3309312), (6510, 3131392), (6672, 3055360), (6720, 3033536), (6820, 2989056), (6944, 2935680), (7040, 2895648), (7161, 2846720), (7168, 2843940), (7392, 2757760), (7440, 2739968), (7645, 2666496), (7680, 2654344), (7784, 2618880), (7936, 2568720), (8184, 2490880), (8340, 2444288), (8448, 2413040), (8618, 2365440), (8680, 2348544), (8896, 2291520), (8960, 2275152), (9174, 2222080), (9240, 2206208), (9548, 2135040), (9730, 2095104), (9856, 2068320), (9920, 2054976), (10230, 1992704), (10240, 1990758), (10416, 1957120), (10560, 1930432), (10703, 1904640), (10752, 1895960), (10912, 1868160), (11120, 1833216), (11264, 1809780), (11676, 1745920), (11904, 1712480), (11935, 1708032), (12232, 1666560), (12288, 1658965), (12320, 1654656), (12927, 1576960), (13020, 1565696), (13344, 1527680), (13440, 1516768), (13640, 1494528), (13888, 1467840), (14080, 1447824), (14322, 1423360), (14336, 1421970), (14595, 1396736), (14784, 1378880), (14880, 1369984), (15290, 1333248), (15360, 1327172), (15568, 1309440), (15872, 1284360), (16368, 1245440), (16680, 1222144), (16896, 1206520), (17236, 1182720), (17360, 1174272), (17792, 1145760), (17920, 1137576), (18348, 1111040), (18480, 1103104), (19096, 1067520), (19460, 1047552), (19712, 1034160), (19840, 1027488), (20460, 996352), (20480, 995379), (20832, 978560), (21120, 965216), (21406, 952320), (21504, 947980), (21545, 946176), (21824, 934080), (22240, 916608), (22528, 904890), (22935, 888832), (23352, 872960), (23808, 856240), (23870, 854016), (24464, 833280), (24640, 827328), (25854, 788480), (26040, 782848), (26688, 763840), (26880, 758384), (27280, 747264), (27776, 733920), (28160, 723912), (28644, 711680), (28672, 710985), (29190, 698368), (29568, 689440), (29760, 684992), (30163, 675840), (30580, 666624), (30720, 663586), (31136, 654720), (31744, 642180), (32109, 634880), (32736, 622720), (33360, 611072), (33792, 603260), (34472, 591360), (34720, 587136), (35584, 572880), (35805, 569344), (35840, 568788), (36696, 555520), (36960, 551552), (38192, 533760), (38920, 523776), (39424, 517080), (39680, 513744), (40920, 498176), (41664, 489280), (42240, 482608), (42812, 476160), (43008, 473990), (43090, 473088), (43648, 467040), (44480, 458304), (45056, 452445), (45870, 444416), (46704, 436480), (47399, 430080), (47616, 428120), (47740, 427008), (48928, 416640), (49280, 413664), (51708, 394240), (52080, 391424), (53376, 381920), (53515, 380928), (53760, 379192), (54560, 373632), (55552, 366960), (56320, 361956), (57288, 355840), (58380, 349184), (59136, 344720), (59520, 342496), (60326, 337920), (61160, 333312), (61440, 331793), (62272, 327360), (63488, 321090), (64218, 317440), (64635, 315392), (65472, 311360), (66720, 305536), (67584, 301630), (68944, 295680), (69440, 293568), (71168, 286440), (71610, 284672), (71680, 284394), (73392, 277760), (73920, 275776), (76384, 266880), (77840, 261888), (78848, 258540), (79360, 256872), (81840, 249088), (83328, 244640), (84480, 241304), (85624, 238080), (86016, 236995), (86180, 236544), (87296, 233520), (88960, 229152), (90489, 225280), (91740, 222208), (93408, 218240), (94798, 215040), (95232, 214060), (95480, 213504), (97856, 208320), (98560, 206832), (103416, 197120), (104160, 195712), (106752, 190960), (107030, 190464), (107520, 189596), (109120, 186816), (111104, 183480), (112640, 180978), (114576, 177920), (116760, 174592), (118272, 172360), (119040, 171248), (120652, 168960), (122320, 166656), (124544, 163680), (126976, 160545), (128436, 158720), (129270, 157696), (130944, 155680), (133440, 152768), (135168, 150815), (137888, 147840), (138880, 146784), (142197, 143360), (142336, 143220)]