20807720640

素因数分解:

$2^6\times 3^5\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 1008

約数和(自身を含む): 89041784832

約数和(自身を除く): 68234064192

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, 127, 129, 135, 140, 144, 147, 160, 162, 168, 172, 180, 189, 192, 196, 210, 215, 216, 224, 240, 243, 245, 252, 254, 258, 270, 280, 288, 294, 301, 315, 320, 324, 336, 344, 360, 378, 381, 387, 392, 405, 420, 430, 432, 441, 448, 480, 486, 490, 504, 508, 516, 540, 560, 567, 576, 588, 602, 630, 635, 645, 648, 672, 688, 720, 735, 756, 762, 774, 784, 810, 840, 860, 864, 882, 889, 903, 945, 960, 972, 980, 1008, 1016, 1032, 1080, 1120, 1134, 1143, 1161, 1176, 1204, 1215, 1260, 1270, 1290, 1296, 1323, 1344, 1376, 1440, 1470, 1505, 1512, 1524, 1548, 1568, 1620, 1680, 1701, 1720, 1728, 1764, 1778, 1806, 1890, 1905, 1935, 1944, 1960, 2016, 2032, 2064, 2107, 2160, 2205, 2240, 2268, 2286, 2322, 2352, 2408, 2430, 2520, 2540, 2580, 2592, 2646, 2667, 2709, 2752, 2835, 2880, 2940, 3010, 3024, 3048, 3096, 3136, 3240, 3360, 3402, 3429, 3440, 3483, 3528, 3556, 3612, 3780, 3810, 3870, 3888, 3920, 3969, 4032, 4064, 4128, 4214, 4320, 4410, 4445, 4515, 4536, 4572, 4644, 4704, 4816, 4860, 5040, 5080, 5160, 5184, 5292, 5334, 5418, 5461, 5670, 5715, 5805, 5880, 6020, 6048, 6096, 6192, 6223, 6321, 6480, 6615, 6720, 6804, 6858, 6880, 6966, 7056, 7112, 7224, 7560, 7620, 7740, 7776, 7840, 7938, 8001, 8127, 8128, 8256, 8428, 8505, 8640, 8820, 8890, 9030, 9072, 9144, 9288, 9408, 9632, 9720, 10080, 10160, 10287, 10320, 10449, 10535, 10584, 10668, 10836, 10922, 11340, 11430, 11610, 11760, 11907, 12040, 12096, 12192, 12384, 12446, 12642, 12960, 13230, 13335, 13545, 13608, 13716, 13760, 13932, 14112, 14224, 14448, 15120, 15240, 15480, 15552, 15680, 15876, 16002, 16254, 16383, 16856, 17010, 17145, 17415, 17640, 17780, 18060, 18144, 18288, 18576, 18669, 18963, 19264, 19440, 19845, 20160, 20320, 20574, 20640, 20898, 21070, 21168, 21336, 21672, 21844, 22680, 22860, 23220, 23520, 23814, 24003, 24080, 24381, 24384, 24768, 24892, 25284, 25920, 26460, 26670, 27090, 27216, 27305, 27432, 27864, 28224, 28448, 28896, 30240, 30480, 30861, 30960, 31115, 31605, 31752, 32004, 32508, 32766, 33712, 34020, 34290, 34830, 35280, 35560, 36120, 36288, 36576, 37152, 37338, 37926, 38227, 38880, 39690, 40005, 40635, 40640, 41148, 41280, 41796, 42140, 42336, 42672, 43344, 43688, 45360, 45720, 46440, 47040, 47628, 48006, 48160, 48762, 49149, 49784, 50568, 51435, 52245, 52920, 53340, 54180, 54432, 54610, 54864, 55728, 56007, 56889, 56896, 57792, 59535, 60480, 60960, 61722, 61920, 62230, 63210, 63504, 64008, 65016, 65532, 67424, 68040, 68580, 69660, 70560, 71120, 72009, 72240, 73143, 73152, 74304, 74676, 75852, 76454, 77760, 79380, 80010, 81270, 81915, 82296, 83592, 84280, 84672, 85344, 86688, 87376, 90720, 91440, 92880, 93345, 94815, 95256, 96012, 96320, 97524, 98298, 99568, 101136, 102870, 104490, 105840, 106680, 108360, 108864, 109220, 109728, 111456, 112014, 113778, 114681, 119070, 120015, 121905, 121920, 123444, 123840, 124460, 126420, 127008, 128016, 130032, 131064, 134848, 136080, 137160, 139320, 141120, 142240, 144018, 144480, 146286, 147447, 149352, 151704, 152908, 154305, 158760, 160020, 162540, 163830, 164592, 167184, 168021, 168560, 170667, 170688, 173376, 174752, 181440, 182880, 185760, 186690, 189630, 190512, 191135, 192024, 195048, 196596, 199136, 202272, 205740, 208980, 211680, 213360, 216027, 216720, 218440, 219456, 222912, 224028, 227556, 229362, 238140, 240030, 243810, 245745, 246888, 248920, 252840, 254016, 256032, 260064, 262128, 267589, 272160, 274320, 278640, 280035, 284445, 284480, 288036, 288960, 292572, 294894, 298704, 303408, 305816, 308610, 317520, 320040, 325080, 327660, 329184, 334368, 336042, 337120, 341334, 344043, 349504, 360045, 365715, 365760, 371520, 373380, 379260, 381024, 382270, 384048, 390096, 393192, 398272, 404544, 411480, 417960, 423360, 426720, 432054, 433440, 436880, 442341, 448056, 455112, 458724, 476280, 480060, 487620, 491490, 493776, 497840, 504063, 505680, 512001, 512064, 520128, 524256, 535178, 544320, 548640, 557280, 560070, 568890, 573405, 576072, 585144, 589788, 597408, 606816, 611632, 617220, 635040, 640080, 650160, 655320, 658368, 668736, 672084, 674240, 682668, 688086, 720090, 731430, 737235, 746760, 758520, 762048, 764540, 768096, 780192, 786384, 802767, 822960, 835920, 840105, 853335, 853440, 864108, 866880, 873760, 884682, 896112, 910224, 917448, 952560, 960120, 975240, 982980, 987552, 995680, 1008126, 1011360, 1024002, 1032129, 1048512, 1070356, 1080135, 1097280, 1114560, 1120140, 1137780, 1146810, 1152144, 1170288, 1179576, 1194816, 1213632, 1223264, 1234440, 1270080, 1280160, 1300320, 1310640, 1327023, 1337945, 1344168, 1365336, 1376172, 1440180, 1462860, 1474470, 1493520, 1512189, 1517040, 1529080, 1536192, 1560384, 1572768, 1605534, 1645920, 1671840, 1680210, 1706670, 1720215, 1728216, 1747520, 1769364, 1792224, 1820448, 1834896, 1905120, 1920240, 1950480, 1965960, 1975104, 1991360, 2016252, 2022720, 2048004, 2064258, 2140712, 2160270, 2211705, 2240280, 2275560, 2293620, 2304288, 2340576, 2359152, 2408301, 2446528, 2468880, 2520315, 2560005, 2560320, 2600640, 2621280, 2654046, 2675890, 2688336, 2730672, 2752344, 2880360, 2925720, 2948940, 2987040, 3024378, 3034080, 3058160, 3096387, 3145536, 3211068, 3291840, 3343680, 3360420, 3413340, 3440430, 3456432, 3538728, 3584448, 3640896, 3669792, 3810240, 3840480, 3900960, 3931920, 4013835, 4032504, 4096008, 4128516, 4281424, 4320540, 4423410, 4480560, 4551120, 4587240, 4608576, 4681152, 4718304, 4816602, 4937760, 5040630, 5120010, 5160645, 5242560, 5308092, 5351780, 5376672, 5461344, 5504688, 5760720, 5851440, 5897880, 5974080, 6048756, 6068160, 6116320, 6192774, 6422136, 6635115, 6720840, 6826680, 6880860, 6912864, 7077456, 7224903, 7339584, 7560945, 7680960, 7801920, 7863840, 8027670, 8065008, 8192016, 8257032, 8562848, 8641080, 8846820, 8961120, 9102240, 9174480, 9289161, 9436608, 9633204, 9875520, 10081260, 10240020, 10321290, 10616184, 10703560, 10753344, 10922688, 11009376, 11521440, 11702880, 11795760, 12041505, 12097512, 12232640, 12385548, 12844272, 13270230, 13441680, 13653360, 13761720, 13825728, 14154912, 14449806, 15121890, 15481935, 15727680, 16055340, 16130016, 16384032, 16514064, 17125696, 17282160, 17693640, 17922240, 18204480, 18348960, 18578322, 19266408, 20162520, 20480040, 20642580, 21232368, 21407120, 21674709, 22018752, 23042880, 23405760, 23591520, 24083010, 24195024, 24771096, 25688544, 26540460, 26883360, 27306720, 27523440, 28309824, 28899612, 30243780, 30963870, 32110680, 32260032, 32768064, 33028128, 34564320, 35387280, 36124515, 36697920, 37156644, 38532816, 40325040, 40960080, 41285160, 42464736, 42814240, 43349418, 46445805, 47183040, 48166020, 48390048, 49542192, 51377088, 53080920, 53766720, 54613440, 55046880, 57799224, 60487560, 61927740, 64221360, 65024127, 66056256, 69128640, 70774560, 72249030, 74313288, 77065632, 80650080, 81920160, 82570320, 84929472, 85628480, 86698836, 92891610, 96332040, 96780096, 99084384, 106161840, 108373545, 110093760, 115598448, 120975120, 123855480, 128442720, 130048254, 141549120, 144498060, 148626576, 154131264, 161300160, 163840320, 165140640, 173397672, 185783220, 192664080, 198168768, 212323680, 216747090, 231196896, 241950240, 247710960, 256885440, 260096508, 288996120, 297253152, 325120635, 330281280, 346795344, 371566440, 385328160, 424647360, 433494180, 462393792, 483900480, 495421920, 520193016, 577992240, 594506304, 650241270, 693590688, 743132880, 770656320, 866988360, 990843840, 1040386032, 1155984480, 1300482540, 1387181376, 1486265760, 1733976720, 2080772064, 2311968960, 2600965080, 2972531520, 3467953440, 4161544128, 5201930160, 6935906880, 10403860320, 20807720640]

約数ペア:

[(1, 20807720640), (2, 10403860320), (3, 6935906880), (4, 5201930160), (5, 4161544128), (6, 3467953440), (7, 2972531520), (8, 2600965080), (9, 2311968960), (10, 2080772064), (12, 1733976720), (14, 1486265760), (15, 1387181376), (16, 1300482540), (18, 1155984480), (20, 1040386032), (21, 990843840), (24, 866988360), (27, 770656320), (28, 743132880), (30, 693590688), (32, 650241270), (35, 594506304), (36, 577992240), (40, 520193016), (42, 495421920), (43, 483900480), (45, 462393792), (48, 433494180), (49, 424647360), (54, 385328160), (56, 371566440), (60, 346795344), (63, 330281280), (64, 325120635), (70, 297253152), (72, 288996120), (80, 260096508), (81, 256885440), (84, 247710960), (86, 241950240), (90, 231196896), (96, 216747090), (98, 212323680), (105, 198168768), (108, 192664080), (112, 185783220), (120, 173397672), (126, 165140640), (127, 163840320), (129, 161300160), (135, 154131264), (140, 148626576), (144, 144498060), (147, 141549120), (160, 130048254), (162, 128442720), (168, 123855480), (172, 120975120), (180, 115598448), (189, 110093760), (192, 108373545), (196, 106161840), (210, 99084384), (215, 96780096), (216, 96332040), (224, 92891610), (240, 86698836), (243, 85628480), (245, 84929472), (252, 82570320), (254, 81920160), (258, 80650080), (270, 77065632), (280, 74313288), (288, 72249030), (294, 70774560), (301, 69128640), (315, 66056256), (320, 65024127), (324, 64221360), (336, 61927740), (344, 60487560), (360, 57799224), (378, 55046880), (381, 54613440), (387, 53766720), (392, 53080920), (405, 51377088), (420, 49542192), (430, 48390048), (432, 48166020), (441, 47183040), (448, 46445805), (480, 43349418), (486, 42814240), (490, 42464736), (504, 41285160), (508, 40960080), (516, 40325040), (540, 38532816), (560, 37156644), (567, 36697920), (576, 36124515), (588, 35387280), (602, 34564320), (630, 33028128), (635, 32768064), (645, 32260032), (648, 32110680), (672, 30963870), (688, 30243780), (720, 28899612), (735, 28309824), (756, 27523440), (762, 27306720), (774, 26883360), (784, 26540460), (810, 25688544), (840, 24771096), (860, 24195024), (864, 24083010), (882, 23591520), (889, 23405760), (903, 23042880), (945, 22018752), (960, 21674709), (972, 21407120), (980, 21232368), (1008, 20642580), (1016, 20480040), (1032, 20162520), (1080, 19266408), (1120, 18578322), (1134, 18348960), (1143, 18204480), (1161, 17922240), (1176, 17693640), (1204, 17282160), (1215, 17125696), (1260, 16514064), (1270, 16384032), (1290, 16130016), (1296, 16055340), (1323, 15727680), (1344, 15481935), (1376, 15121890), (1440, 14449806), (1470, 14154912), (1505, 13825728), (1512, 13761720), (1524, 13653360), (1548, 13441680), (1568, 13270230), (1620, 12844272), (1680, 12385548), (1701, 12232640), (1720, 12097512), (1728, 12041505), (1764, 11795760), (1778, 11702880), (1806, 11521440), (1890, 11009376), (1905, 10922688), (1935, 10753344), (1944, 10703560), (1960, 10616184), (2016, 10321290), (2032, 10240020), (2064, 10081260), (2107, 9875520), (2160, 9633204), (2205, 9436608), (2240, 9289161), (2268, 9174480), (2286, 9102240), (2322, 8961120), (2352, 8846820), (2408, 8641080), (2430, 8562848), (2520, 8257032), (2540, 8192016), (2580, 8065008), (2592, 8027670), (2646, 7863840), (2667, 7801920), (2709, 7680960), (2752, 7560945), (2835, 7339584), (2880, 7224903), (2940, 7077456), (3010, 6912864), (3024, 6880860), (3048, 6826680), (3096, 6720840), (3136, 6635115), (3240, 6422136), (3360, 6192774), (3402, 6116320), (3429, 6068160), (3440, 6048756), (3483, 5974080), (3528, 5897880), (3556, 5851440), (3612, 5760720), (3780, 5504688), (3810, 5461344), (3870, 5376672), (3888, 5351780), (3920, 5308092), (3969, 5242560), (4032, 5160645), (4064, 5120010), (4128, 5040630), (4214, 4937760), (4320, 4816602), (4410, 4718304), (4445, 4681152), (4515, 4608576), (4536, 4587240), (4572, 4551120), (4644, 4480560), (4704, 4423410), (4816, 4320540), (4860, 4281424), (5040, 4128516), (5080, 4096008), (5160, 4032504), (5184, 4013835), (5292, 3931920), (5334, 3900960), (5418, 3840480), (5461, 3810240), (5670, 3669792), (5715, 3640896), (5805, 3584448), (5880, 3538728), (6020, 3456432), (6048, 3440430), (6096, 3413340), (6192, 3360420), (6223, 3343680), (6321, 3291840), (6480, 3211068), (6615, 3145536), (6720, 3096387), (6804, 3058160), (6858, 3034080), (6880, 3024378), (6966, 2987040), (7056, 2948940), (7112, 2925720), (7224, 2880360), (7560, 2752344), (7620, 2730672), (7740, 2688336), (7776, 2675890), (7840, 2654046), (7938, 2621280), (8001, 2600640), (8127, 2560320), (8128, 2560005), (8256, 2520315), (8428, 2468880), (8505, 2446528), (8640, 2408301), (8820, 2359152), (8890, 2340576), (9030, 2304288), (9072, 2293620), (9144, 2275560), (9288, 2240280), (9408, 2211705), (9632, 2160270), (9720, 2140712), (10080, 2064258), (10160, 2048004), (10287, 2022720), (10320, 2016252), (10449, 1991360), (10535, 1975104), (10584, 1965960), (10668, 1950480), (10836, 1920240), (10922, 1905120), (11340, 1834896), (11430, 1820448), (11610, 1792224), (11760, 1769364), (11907, 1747520), (12040, 1728216), (12096, 1720215), (12192, 1706670), (12384, 1680210), (12446, 1671840), (12642, 1645920), (12960, 1605534), (13230, 1572768), (13335, 1560384), (13545, 1536192), (13608, 1529080), (13716, 1517040), (13760, 1512189), (13932, 1493520), (14112, 1474470), (14224, 1462860), (14448, 1440180), (15120, 1376172), (15240, 1365336), (15480, 1344168), (15552, 1337945), (15680, 1327023), (15876, 1310640), (16002, 1300320), (16254, 1280160), (16383, 1270080), (16856, 1234440), (17010, 1223264), (17145, 1213632), (17415, 1194816), (17640, 1179576), (17780, 1170288), (18060, 1152144), (18144, 1146810), (18288, 1137780), (18576, 1120140), (18669, 1114560), (18963, 1097280), (19264, 1080135), (19440, 1070356), (19845, 1048512), (20160, 1032129), (20320, 1024002), (20574, 1011360), (20640, 1008126), (20898, 995680), (21070, 987552), (21168, 982980), (21336, 975240), (21672, 960120), (21844, 952560), (22680, 917448), (22860, 910224), (23220, 896112), (23520, 884682), (23814, 873760), (24003, 866880), (24080, 864108), (24381, 853440), (24384, 853335), (24768, 840105), (24892, 835920), (25284, 822960), (25920, 802767), (26460, 786384), (26670, 780192), (27090, 768096), (27216, 764540), (27305, 762048), (27432, 758520), (27864, 746760), (28224, 737235), (28448, 731430), (28896, 720090), (30240, 688086), (30480, 682668), (30861, 674240), (30960, 672084), (31115, 668736), (31605, 658368), (31752, 655320), (32004, 650160), (32508, 640080), (32766, 635040), (33712, 617220), (34020, 611632), (34290, 606816), (34830, 597408), (35280, 589788), (35560, 585144), (36120, 576072), (36288, 573405), (36576, 568890), (37152, 560070), (37338, 557280), (37926, 548640), (38227, 544320), (38880, 535178), (39690, 524256), (40005, 520128), (40635, 512064), (40640, 512001), (41148, 505680), (41280, 504063), (41796, 497840), (42140, 493776), (42336, 491490), (42672, 487620), (43344, 480060), (43688, 476280), (45360, 458724), (45720, 455112), (46440, 448056), (47040, 442341), (47628, 436880), (48006, 433440), (48160, 432054), (48762, 426720), (49149, 423360), (49784, 417960), (50568, 411480), (51435, 404544), (52245, 398272), (52920, 393192), (53340, 390096), (54180, 384048), (54432, 382270), (54610, 381024), (54864, 379260), (55728, 373380), (56007, 371520), (56889, 365760), (56896, 365715), (57792, 360045), (59535, 349504), (60480, 344043), (60960, 341334), (61722, 337120), (61920, 336042), (62230, 334368), (63210, 329184), (63504, 327660), (64008, 325080), (65016, 320040), (65532, 317520), (67424, 308610), (68040, 305816), (68580, 303408), (69660, 298704), (70560, 294894), (71120, 292572), (72009, 288960), (72240, 288036), (73143, 284480), (73152, 284445), (74304, 280035), (74676, 278640), (75852, 274320), (76454, 272160), (77760, 267589), (79380, 262128), (80010, 260064), (81270, 256032), (81915, 254016), (82296, 252840), (83592, 248920), (84280, 246888), (84672, 245745), (85344, 243810), (86688, 240030), (87376, 238140), (90720, 229362), (91440, 227556), (92880, 224028), (93345, 222912), (94815, 219456), (95256, 218440), (96012, 216720), (96320, 216027), (97524, 213360), (98298, 211680), (99568, 208980), (101136, 205740), (102870, 202272), (104490, 199136), (105840, 196596), (106680, 195048), (108360, 192024), (108864, 191135), (109220, 190512), (109728, 189630), (111456, 186690), (112014, 185760), (113778, 182880), (114681, 181440), (119070, 174752), (120015, 173376), (121905, 170688), (121920, 170667), (123444, 168560), (123840, 168021), (124460, 167184), (126420, 164592), (127008, 163830), (128016, 162540), (130032, 160020), (131064, 158760), (134848, 154305), (136080, 152908), (137160, 151704), (139320, 149352), (141120, 147447), (142240, 146286), (144018, 144480)]