20643880320

素因数分解:

$2^7\times 3^7\times 5^1\times 7^3\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 1024

約数和(自身を含む): 88323840000

約数和(自身を除く): 67679959680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 86, 90, 96, 98, 105, 108, 112, 120, 126, 128, 129, 135, 140, 144, 147, 160, 162, 168, 172, 180, 189, 192, 196, 210, 215, 216, 224, 240, 243, 245, 252, 258, 270, 280, 288, 294, 301, 315, 320, 324, 336, 343, 344, 360, 378, 384, 387, 392, 405, 420, 430, 432, 441, 448, 480, 486, 490, 504, 516, 540, 560, 567, 576, 588, 602, 630, 640, 645, 648, 672, 686, 688, 720, 729, 735, 756, 774, 784, 810, 840, 860, 864, 882, 896, 903, 945, 960, 972, 980, 1008, 1029, 1032, 1080, 1120, 1134, 1152, 1161, 1176, 1204, 1215, 1260, 1290, 1296, 1323, 1344, 1372, 1376, 1440, 1458, 1470, 1505, 1512, 1548, 1568, 1620, 1680, 1701, 1715, 1720, 1728, 1764, 1806, 1890, 1920, 1935, 1944, 1960, 2016, 2058, 2064, 2107, 2160, 2187, 2205, 2240, 2268, 2322, 2352, 2408, 2430, 2520, 2580, 2592, 2646, 2688, 2709, 2744, 2752, 2835, 2880, 2916, 2940, 3010, 3024, 3087, 3096, 3136, 3240, 3360, 3402, 3430, 3440, 3456, 3483, 3528, 3612, 3645, 3780, 3870, 3888, 3920, 3969, 4032, 4116, 4128, 4214, 4320, 4374, 4410, 4480, 4515, 4536, 4644, 4704, 4816, 4860, 5040, 5103, 5145, 5160, 5184, 5292, 5418, 5488, 5504, 5670, 5760, 5805, 5832, 5880, 6020, 6048, 6174, 6192, 6272, 6321, 6480, 6615, 6720, 6804, 6860, 6880, 6966, 7056, 7224, 7290, 7560, 7740, 7776, 7840, 7938, 8064, 8127, 8232, 8256, 8428, 8505, 8640, 8748, 8820, 9030, 9072, 9261, 9288, 9408, 9632, 9720, 10080, 10206, 10290, 10320, 10368, 10449, 10535, 10584, 10836, 10935, 10976, 11340, 11610, 11664, 11760, 11907, 12040, 12096, 12348, 12384, 12642, 12960, 13230, 13440, 13545, 13608, 13720, 13760, 13932, 14112, 14448, 14580, 14749, 15120, 15309, 15435, 15480, 15552, 15680, 15876, 16254, 16464, 16512, 16856, 17010, 17280, 17415, 17496, 17640, 18060, 18144, 18522, 18576, 18816, 18963, 19264, 19440, 19845, 20160, 20412, 20580, 20640, 20898, 21070, 21168, 21672, 21870, 21952, 22680, 23220, 23328, 23520, 23814, 24080, 24192, 24381, 24696, 24768, 25284, 25515, 25920, 26460, 27090, 27216, 27440, 27520, 27783, 27864, 28224, 28896, 29160, 29498, 30240, 30618, 30870, 30960, 31104, 31347, 31360, 31605, 31752, 32508, 32928, 33712, 34020, 34830, 34992, 35280, 35721, 36120, 36288, 37044, 37152, 37926, 38528, 38880, 39690, 40320, 40635, 40824, 41160, 41280, 41796, 42140, 42336, 43344, 43740, 43904, 44247, 45360, 46305, 46440, 46656, 47040, 47628, 48160, 48762, 49392, 49536, 50568, 51030, 51840, 52245, 52920, 54180, 54432, 54880, 55566, 55728, 56448, 56889, 57792, 58320, 58996, 59535, 60480, 61236, 61740, 61920, 62694, 63210, 63504, 65016, 65856, 67424, 68040, 69660, 69984, 70560, 71442, 72240, 72576, 73143, 73745, 74088, 74304, 75852, 76545, 77760, 79380, 81270, 81648, 82320, 82560, 83349, 83592, 84280, 84672, 86688, 87480, 88494, 90720, 92610, 92880, 93312, 94041, 94080, 94815, 95256, 96320, 97524, 98784, 101136, 102060, 104490, 105840, 107163, 108360, 108864, 109760, 111132, 111456, 113778, 115584, 116640, 117992, 119070, 120960, 121905, 122472, 123480, 123840, 125388, 126420, 127008, 130032, 131712, 132741, 134848, 136080, 138915, 139320, 139968, 141120, 142884, 144480, 146286, 147490, 148176, 148608, 151704, 153090, 155520, 156735, 158760, 162540, 163296, 164640, 166698, 167184, 168560, 169344, 170667, 173376, 174960, 176988, 178605, 181440, 185220, 185760, 188082, 189630, 190512, 192640, 195048, 197568, 202272, 204120, 208980, 211680, 214326, 216720, 217728, 219429, 219520, 221235, 222264, 222912, 227556, 233280, 235984, 238140, 243810, 244944, 246960, 247680, 250047, 250776, 252840, 254016, 260064, 265482, 269696, 272160, 277830, 278640, 279936, 282240, 284445, 285768, 288960, 292572, 294980, 296352, 303408, 306180, 313470, 317520, 325080, 326592, 329280, 333396, 334368, 337120, 341334, 346752, 349920, 353976, 357210, 362880, 365715, 370440, 371520, 376164, 379260, 381024, 390096, 395136, 398223, 404544, 408240, 416745, 417960, 423360, 428652, 433440, 438858, 442470, 444528, 445824, 455112, 466560, 470205, 471968, 476280, 487620, 489888, 493920, 500094, 501552, 505680, 508032, 512001, 520128, 530964, 535815, 544320, 555660, 557280, 568890, 571536, 577920, 585144, 589960, 592704, 606816, 612360, 626940, 635040, 650160, 653184, 658287, 658560, 663705, 666792, 668736, 674240, 682668, 699840, 707952, 714420, 731430, 740880, 743040, 750141, 752328, 758520, 762048, 780192, 796446, 809088, 816480, 833490, 835920, 846720, 853335, 857304, 866880, 877716, 884940, 889056, 910224, 940410, 943936, 952560, 975240, 979776, 987840, 1000188, 1003104, 1011360, 1024002, 1040256, 1061928, 1071630, 1088640, 1097145, 1111320, 1114560, 1137780, 1143072, 1170288, 1179920, 1185408, 1194669, 1213632, 1224720, 1250235, 1253880, 1270080, 1300320, 1316574, 1327410, 1333584, 1337472, 1348480, 1365336, 1399680, 1415904, 1428840, 1462860, 1481760, 1500282, 1504656, 1517040, 1524096, 1536003, 1560384, 1592892, 1632960, 1666980, 1671840, 1706670, 1714608, 1733760, 1755432, 1769880, 1778112, 1820448, 1880820, 1887872, 1905120, 1950480, 1959552, 1975680, 1991115, 2000376, 2006208, 2022720, 2048004, 2123856, 2143260, 2194290, 2222640, 2229120, 2275560, 2286144, 2340576, 2359840, 2389338, 2427264, 2449440, 2500470, 2507760, 2540160, 2560005, 2600640, 2633148, 2654820, 2667168, 2730672, 2831808, 2857680, 2925720, 2963520, 3000564, 3009312, 3034080, 3072006, 3120768, 3185784, 3265920, 3291435, 3333960, 3343680, 3413340, 3429216, 3510864, 3539760, 3556224, 3584007, 3640896, 3750705, 3761640, 3810240, 3900960, 3982230, 4000752, 4012416, 4045440, 4096008, 4247712, 4286520, 4388580, 4445280, 4551120, 4572288, 4608009, 4681152, 4719680, 4778676, 4898880, 5000940, 5015520, 5120010, 5201280, 5266296, 5309640, 5334336, 5461344, 5663616, 5715360, 5851440, 5927040, 5973345, 6001128, 6018624, 6068160, 6144012, 6371568, 6582870, 6667920, 6687360, 6826680, 6858432, 7021728, 7079520, 7168014, 7281792, 7501410, 7523280, 7620480, 7680015, 7801920, 7964460, 8001504, 8192016, 8495424, 8573040, 8777160, 8890560, 9102240, 9216018, 9362304, 9439360, 9557352, 9797760, 10001880, 10031040, 10240020, 10532592, 10619280, 10668672, 10752021, 10922688, 11430720, 11702880, 11946690, 12002256, 12037248, 12136320, 12288024, 12743136, 13165740, 13335840, 13653360, 13716864, 14043456, 14159040, 14336028, 15002820, 15046560, 15360030, 15603840, 15928920, 16003008, 16384032, 16990848, 17146080, 17554320, 17781120, 17920035, 18204480, 18432036, 19114704, 20003760, 20062080, 20480040, 21065184, 21238560, 21504042, 21845376, 22861440, 23040045, 23405760, 23893380, 24004512, 24576048, 25486272, 26331480, 26671680, 27306720, 28086912, 28318080, 28672056, 30005640, 30093120, 30720060, 31857840, 32006016, 32256063, 32768064, 34292160, 35108640, 35840070, 36408960, 36864072, 38229408, 40007520, 40960080, 42130368, 42477120, 43008084, 46080090, 46811520, 47786760, 48009024, 49152096, 50972544, 52662960, 53343360, 53760105, 54613440, 57344112, 60011280, 60186240, 61440120, 63715680, 64512126, 65536128, 68584320, 70217280, 71680140, 73728144, 76458816, 80015040, 81920160, 84260736, 84954240, 86016168, 92160180, 95573520, 96018048, 98304192, 105325920, 107520210, 109226880, 114688224, 120022560, 122880240, 127431360, 129024252, 140434560, 143360280, 147456288, 152917632, 160030080, 161280315, 163840320, 172032336, 184320360, 191147040, 196608384, 210651840, 215040420, 229376448, 240045120, 245760480, 254862720, 258048504, 286720560, 294912576, 322560630, 327680640, 344064672, 368640720, 382294080, 421303680, 430080840, 458752896, 480090240, 491520960, 516097008, 573441120, 589825152, 645121260, 688129344, 737281440, 764588160, 860161680, 983041920, 1032194016, 1146882240, 1290242520, 1376258688, 1474562880, 1720323360, 2064388032, 2293764480, 2580485040, 2949125760, 3440646720, 4128776064, 5160970080, 6881293440, 10321940160, 20643880320]

約数ペア:

[(1, 20643880320), (2, 10321940160), (3, 6881293440), (4, 5160970080), (5, 4128776064), (6, 3440646720), (7, 2949125760), (8, 2580485040), (9, 2293764480), (10, 2064388032), (12, 1720323360), (14, 1474562880), (15, 1376258688), (16, 1290242520), (18, 1146882240), (20, 1032194016), (21, 983041920), (24, 860161680), (27, 764588160), (28, 737281440), (30, 688129344), (32, 645121260), (35, 589825152), (36, 573441120), (40, 516097008), (42, 491520960), (43, 480090240), (45, 458752896), (48, 430080840), (49, 421303680), (54, 382294080), (56, 368640720), (60, 344064672), (63, 327680640), (64, 322560630), (70, 294912576), (72, 286720560), (80, 258048504), (81, 254862720), (84, 245760480), (86, 240045120), (90, 229376448), (96, 215040420), (98, 210651840), (105, 196608384), (108, 191147040), (112, 184320360), (120, 172032336), (126, 163840320), (128, 161280315), (129, 160030080), (135, 152917632), (140, 147456288), (144, 143360280), (147, 140434560), (160, 129024252), (162, 127431360), (168, 122880240), (172, 120022560), (180, 114688224), (189, 109226880), (192, 107520210), (196, 105325920), (210, 98304192), (215, 96018048), (216, 95573520), (224, 92160180), (240, 86016168), (243, 84954240), (245, 84260736), (252, 81920160), (258, 80015040), (270, 76458816), (280, 73728144), (288, 71680140), (294, 70217280), (301, 68584320), (315, 65536128), (320, 64512126), (324, 63715680), (336, 61440120), (343, 60186240), (344, 60011280), (360, 57344112), (378, 54613440), (384, 53760105), (387, 53343360), (392, 52662960), (405, 50972544), (420, 49152096), (430, 48009024), (432, 47786760), (441, 46811520), (448, 46080090), (480, 43008084), (486, 42477120), (490, 42130368), (504, 40960080), (516, 40007520), (540, 38229408), (560, 36864072), (567, 36408960), (576, 35840070), (588, 35108640), (602, 34292160), (630, 32768064), (640, 32256063), (645, 32006016), (648, 31857840), (672, 30720060), (686, 30093120), (688, 30005640), (720, 28672056), (729, 28318080), (735, 28086912), (756, 27306720), (774, 26671680), (784, 26331480), (810, 25486272), (840, 24576048), (860, 24004512), (864, 23893380), (882, 23405760), (896, 23040045), (903, 22861440), (945, 21845376), (960, 21504042), (972, 21238560), (980, 21065184), (1008, 20480040), (1029, 20062080), (1032, 20003760), (1080, 19114704), (1120, 18432036), (1134, 18204480), (1152, 17920035), (1161, 17781120), (1176, 17554320), (1204, 17146080), (1215, 16990848), (1260, 16384032), (1290, 16003008), (1296, 15928920), (1323, 15603840), (1344, 15360030), (1372, 15046560), (1376, 15002820), (1440, 14336028), (1458, 14159040), (1470, 14043456), (1505, 13716864), (1512, 13653360), (1548, 13335840), (1568, 13165740), (1620, 12743136), (1680, 12288024), (1701, 12136320), (1715, 12037248), (1720, 12002256), (1728, 11946690), (1764, 11702880), (1806, 11430720), (1890, 10922688), (1920, 10752021), (1935, 10668672), (1944, 10619280), (1960, 10532592), (2016, 10240020), (2058, 10031040), (2064, 10001880), (2107, 9797760), (2160, 9557352), (2187, 9439360), (2205, 9362304), (2240, 9216018), (2268, 9102240), (2322, 8890560), (2352, 8777160), (2408, 8573040), (2430, 8495424), (2520, 8192016), (2580, 8001504), (2592, 7964460), (2646, 7801920), (2688, 7680015), (2709, 7620480), (2744, 7523280), (2752, 7501410), (2835, 7281792), (2880, 7168014), (2916, 7079520), (2940, 7021728), (3010, 6858432), (3024, 6826680), (3087, 6687360), (3096, 6667920), (3136, 6582870), (3240, 6371568), (3360, 6144012), (3402, 6068160), (3430, 6018624), (3440, 6001128), (3456, 5973345), (3483, 5927040), (3528, 5851440), (3612, 5715360), (3645, 5663616), (3780, 5461344), (3870, 5334336), (3888, 5309640), (3920, 5266296), (3969, 5201280), (4032, 5120010), (4116, 5015520), (4128, 5000940), (4214, 4898880), (4320, 4778676), (4374, 4719680), (4410, 4681152), (4480, 4608009), (4515, 4572288), (4536, 4551120), (4644, 4445280), (4704, 4388580), (4816, 4286520), (4860, 4247712), (5040, 4096008), (5103, 4045440), (5145, 4012416), (5160, 4000752), (5184, 3982230), (5292, 3900960), (5418, 3810240), (5488, 3761640), (5504, 3750705), (5670, 3640896), (5760, 3584007), (5805, 3556224), (5832, 3539760), (5880, 3510864), (6020, 3429216), (6048, 3413340), (6174, 3343680), (6192, 3333960), (6272, 3291435), (6321, 3265920), (6480, 3185784), (6615, 3120768), (6720, 3072006), (6804, 3034080), (6860, 3009312), (6880, 3000564), (6966, 2963520), (7056, 2925720), (7224, 2857680), (7290, 2831808), (7560, 2730672), (7740, 2667168), (7776, 2654820), (7840, 2633148), (7938, 2600640), (8064, 2560005), (8127, 2540160), (8232, 2507760), (8256, 2500470), (8428, 2449440), (8505, 2427264), (8640, 2389338), (8748, 2359840), (8820, 2340576), (9030, 2286144), (9072, 2275560), (9261, 2229120), (9288, 2222640), (9408, 2194290), (9632, 2143260), (9720, 2123856), (10080, 2048004), (10206, 2022720), (10290, 2006208), (10320, 2000376), (10368, 1991115), (10449, 1975680), (10535, 1959552), (10584, 1950480), (10836, 1905120), (10935, 1887872), (10976, 1880820), (11340, 1820448), (11610, 1778112), (11664, 1769880), (11760, 1755432), (11907, 1733760), (12040, 1714608), (12096, 1706670), (12348, 1671840), (12384, 1666980), (12642, 1632960), (12960, 1592892), (13230, 1560384), (13440, 1536003), (13545, 1524096), (13608, 1517040), (13720, 1504656), (13760, 1500282), (13932, 1481760), (14112, 1462860), (14448, 1428840), (14580, 1415904), (14749, 1399680), (15120, 1365336), (15309, 1348480), (15435, 1337472), (15480, 1333584), (15552, 1327410), (15680, 1316574), (15876, 1300320), (16254, 1270080), (16464, 1253880), (16512, 1250235), (16856, 1224720), (17010, 1213632), (17280, 1194669), (17415, 1185408), (17496, 1179920), (17640, 1170288), (18060, 1143072), (18144, 1137780), (18522, 1114560), (18576, 1111320), (18816, 1097145), (18963, 1088640), (19264, 1071630), (19440, 1061928), (19845, 1040256), (20160, 1024002), (20412, 1011360), (20580, 1003104), (20640, 1000188), (20898, 987840), (21070, 979776), (21168, 975240), (21672, 952560), (21870, 943936), (21952, 940410), (22680, 910224), (23220, 889056), (23328, 884940), (23520, 877716), (23814, 866880), (24080, 857304), (24192, 853335), (24381, 846720), (24696, 835920), (24768, 833490), (25284, 816480), (25515, 809088), (25920, 796446), (26460, 780192), (27090, 762048), (27216, 758520), (27440, 752328), (27520, 750141), (27783, 743040), (27864, 740880), (28224, 731430), (28896, 714420), (29160, 707952), (29498, 699840), (30240, 682668), (30618, 674240), (30870, 668736), (30960, 666792), (31104, 663705), (31347, 658560), (31360, 658287), (31605, 653184), (31752, 650160), (32508, 635040), (32928, 626940), (33712, 612360), (34020, 606816), (34830, 592704), (34992, 589960), (35280, 585144), (35721, 577920), (36120, 571536), (36288, 568890), (37044, 557280), (37152, 555660), (37926, 544320), (38528, 535815), (38880, 530964), (39690, 520128), (40320, 512001), (40635, 508032), (40824, 505680), (41160, 501552), (41280, 500094), (41796, 493920), (42140, 489888), (42336, 487620), (43344, 476280), (43740, 471968), (43904, 470205), (44247, 466560), (45360, 455112), (46305, 445824), (46440, 444528), (46656, 442470), (47040, 438858), (47628, 433440), (48160, 428652), (48762, 423360), (49392, 417960), (49536, 416745), (50568, 408240), (51030, 404544), (51840, 398223), (52245, 395136), (52920, 390096), (54180, 381024), (54432, 379260), (54880, 376164), (55566, 371520), (55728, 370440), (56448, 365715), (56889, 362880), (57792, 357210), (58320, 353976), (58996, 349920), (59535, 346752), (60480, 341334), (61236, 337120), (61740, 334368), (61920, 333396), (62694, 329280), (63210, 326592), (63504, 325080), (65016, 317520), (65856, 313470), (67424, 306180), (68040, 303408), (69660, 296352), (69984, 294980), (70560, 292572), (71442, 288960), (72240, 285768), (72576, 284445), (73143, 282240), (73745, 279936), (74088, 278640), (74304, 277830), (75852, 272160), (76545, 269696), (77760, 265482), (79380, 260064), (81270, 254016), (81648, 252840), (82320, 250776), (82560, 250047), (83349, 247680), (83592, 246960), (84280, 244944), (84672, 243810), (86688, 238140), (87480, 235984), (88494, 233280), (90720, 227556), (92610, 222912), (92880, 222264), (93312, 221235), (94041, 219520), (94080, 219429), (94815, 217728), (95256, 216720), (96320, 214326), (97524, 211680), (98784, 208980), (101136, 204120), (102060, 202272), (104490, 197568), (105840, 195048), (107163, 192640), (108360, 190512), (108864, 189630), (109760, 188082), (111132, 185760), (111456, 185220), (113778, 181440), (115584, 178605), (116640, 176988), (117992, 174960), (119070, 173376), (120960, 170667), (121905, 169344), (122472, 168560), (123480, 167184), (123840, 166698), (125388, 164640), (126420, 163296), (127008, 162540), (130032, 158760), (131712, 156735), (132741, 155520), (134848, 153090), (136080, 151704), (138915, 148608), (139320, 148176), (139968, 147490), (141120, 146286), (142884, 144480)]