640309985280

素因数分解:

$2^{16}\times 3^3\times 5^1\times 7^3\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 1088

約数和(自身を含む): 2667556992000

約数和(自身を除く): 2027247006720

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, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 211, 216, 224, 240, 245, 252, 256, 270, 280, 288, 294, 315, 320, 336, 343, 360, 378, 384, 392, 420, 422, 432, 441, 448, 480, 490, 504, 512, 540, 560, 576, 588, 630, 633, 640, 672, 686, 720, 735, 756, 768, 784, 840, 844, 864, 882, 896, 945, 960, 980, 1008, 1024, 1029, 1055, 1080, 1120, 1152, 1176, 1260, 1266, 1280, 1323, 1344, 1372, 1440, 1470, 1477, 1512, 1536, 1568, 1680, 1688, 1715, 1728, 1764, 1792, 1890, 1899, 1920, 1960, 2016, 2048, 2058, 2110, 2160, 2205, 2240, 2304, 2352, 2520, 2532, 2560, 2646, 2688, 2744, 2880, 2940, 2954, 3024, 3072, 3087, 3136, 3165, 3360, 3376, 3430, 3456, 3528, 3584, 3780, 3798, 3840, 3920, 4032, 4096, 4116, 4220, 4320, 4410, 4431, 4480, 4608, 4704, 5040, 5064, 5120, 5145, 5292, 5376, 5488, 5697, 5760, 5880, 5908, 6048, 6144, 6174, 6272, 6330, 6615, 6720, 6752, 6860, 6912, 7056, 7168, 7385, 7560, 7596, 7680, 7840, 8064, 8192, 8232, 8440, 8640, 8820, 8862, 8960, 9216, 9261, 9408, 9495, 10080, 10128, 10240, 10290, 10339, 10584, 10752, 10976, 11394, 11520, 11760, 11816, 12096, 12288, 12348, 12544, 12660, 13230, 13293, 13440, 13504, 13720, 13824, 14112, 14336, 14770, 15120, 15192, 15360, 15435, 15680, 16128, 16384, 16464, 16880, 17280, 17640, 17724, 17920, 18432, 18522, 18816, 18990, 20160, 20256, 20480, 20580, 20678, 21168, 21504, 21952, 22155, 22788, 23040, 23520, 23632, 24192, 24576, 24696, 25088, 25320, 26460, 26586, 26880, 27008, 27440, 27648, 28224, 28485, 28672, 29540, 30240, 30384, 30720, 30870, 31017, 31360, 32256, 32768, 32928, 33760, 34560, 35280, 35448, 35840, 36864, 37044, 37632, 37980, 39879, 40320, 40512, 40960, 41160, 41356, 42336, 43008, 43904, 44310, 45576, 46080, 46305, 47040, 47264, 48384, 49152, 49392, 50176, 50640, 51695, 52920, 53172, 53760, 54016, 54880, 55296, 56448, 56970, 57344, 59080, 60480, 60768, 61440, 61740, 62034, 62720, 64512, 65536, 65856, 66465, 67520, 69120, 70560, 70896, 71680, 72373, 73728, 74088, 75264, 75960, 79758, 80640, 81024, 81920, 82320, 82712, 84672, 86016, 87808, 88620, 91152, 92160, 92610, 93051, 94080, 94528, 96768, 98304, 98784, 100352, 101280, 103390, 105840, 106344, 107520, 108032, 109760, 110592, 112896, 113940, 114688, 118160, 120960, 121536, 122880, 123480, 124068, 125440, 129024, 131712, 132930, 135040, 138240, 141120, 141792, 143360, 144746, 147456, 148176, 150528, 151920, 155085, 159516, 161280, 162048, 163840, 164640, 165424, 169344, 172032, 175616, 177240, 182304, 184320, 185220, 186102, 188160, 189056, 193536, 196608, 197568, 199395, 200704, 202560, 206780, 211680, 212688, 215040, 216064, 217119, 219520, 221184, 225792, 227880, 229376, 236320, 241920, 243072, 245760, 246960, 248136, 250880, 258048, 263424, 265860, 270080, 276480, 279153, 282240, 283584, 286720, 289492, 294912, 296352, 301056, 303840, 310170, 319032, 322560, 324096, 327680, 329280, 330848, 338688, 344064, 351232, 354480, 361865, 364608, 368640, 370440, 372204, 376320, 378112, 387072, 395136, 398790, 401408, 405120, 413560, 423360, 425376, 430080, 432128, 434238, 439040, 442368, 451584, 455760, 458752, 465255, 472640, 483840, 486144, 491520, 493920, 496272, 501760, 516096, 526848, 531720, 540160, 552960, 558306, 564480, 567168, 573440, 578984, 589824, 592704, 602112, 607680, 620340, 638064, 645120, 648192, 651357, 658560, 661696, 677376, 688128, 702464, 708960, 723730, 729216, 737280, 740880, 744408, 752640, 756224, 774144, 790272, 797580, 802816, 810240, 827120, 846720, 850752, 860160, 864256, 868476, 878080, 884736, 903168, 911520, 930510, 945280, 967680, 972288, 983040, 987840, 992544, 1003520, 1032192, 1053696, 1063440, 1080320, 1085595, 1105920, 1116612, 1128960, 1134336, 1146880, 1157968, 1185408, 1204224, 1215360, 1240680, 1276128, 1290240, 1296384, 1302714, 1317120, 1323392, 1354752, 1376256, 1395765, 1404928, 1417920, 1447460, 1458432, 1474560, 1481760, 1488816, 1505280, 1512448, 1548288, 1580544, 1595160, 1605632, 1620480, 1654240, 1693440, 1701504, 1720320, 1728512, 1736952, 1756160, 1769472, 1806336, 1823040, 1861020, 1890560, 1935360, 1944576, 1954071, 1975680, 1985088, 2007040, 2064384, 2107392, 2126880, 2160640, 2171190, 2211840, 2233224, 2257920, 2268672, 2293760, 2315936, 2370816, 2408448, 2430720, 2481360, 2552256, 2580480, 2592768, 2605428, 2634240, 2646784, 2709504, 2791530, 2809856, 2835840, 2894920, 2916864, 2949120, 2963520, 2977632, 3010560, 3024896, 3096576, 3161088, 3190320, 3211264, 3240960, 3256785, 3308480, 3386880, 3403008, 3440640, 3457024, 3473904, 3512320, 3612672, 3646080, 3722040, 3781120, 3870720, 3889152, 3908142, 3951360, 3970176, 4014080, 4128768, 4214784, 4253760, 4321280, 4342380, 4423680, 4466448, 4515840, 4537344, 4631872, 4741632, 4816896, 4861440, 4962720, 5104512, 5160960, 5185536, 5210856, 5268480, 5293568, 5419008, 5583060, 5619712, 5671680, 5789840, 5833728, 5927040, 5955264, 6021120, 6049792, 6193152, 6322176, 6380640, 6481920, 6513570, 6616960, 6773760, 6806016, 6881280, 6914048, 6947808, 7024640, 7225344, 7292160, 7444080, 7562240, 7741440, 7778304, 7816284, 7902720, 7940352, 8028160, 8429568, 8507520, 8642560, 8684760, 8847360, 8932896, 9031680, 9074688, 9263744, 9483264, 9633792, 9722880, 9770355, 9925440, 10209024, 10321920, 10371072, 10421712, 10536960, 10587136, 10838016, 11166120, 11239424, 11343360, 11579680, 11667456, 11854080, 11910528, 12042240, 12099584, 12386304, 12644352, 12761280, 12963840, 13027140, 13233920, 13547520, 13612032, 13828096, 13895616, 14049280, 14450688, 14584320, 14888160, 15124480, 15482880, 15556608, 15632568, 15805440, 15880704, 16056320, 16859136, 17015040, 17285120, 17369520, 17865792, 18063360, 18149376, 18527488, 18966528, 19445760, 19540710, 19850880, 20418048, 20643840, 20742144, 20843424, 21073920, 21174272, 21676032, 22332240, 22478848, 22686720, 23159360, 23334912, 23708160, 23821056, 24084480, 24199168, 25288704, 25522560, 25927680, 26054280, 26467840, 27095040, 27224064, 27791232, 28098560, 28901376, 29168640, 29776320, 30248960, 30965760, 31113216, 31265136, 31610880, 31761408, 33718272, 34030080, 34570240, 34739040, 35731584, 36126720, 36298752, 37054976, 37933056, 38891520, 39081420, 39701760, 40836096, 41484288, 41686848, 42147840, 42348544, 43352064, 44664480, 45373440, 46318720, 46669824, 47416320, 47642112, 48168960, 48398336, 50577408, 51045120, 51855360, 52108560, 52935680, 54190080, 54448128, 55582464, 56197120, 58337280, 59552640, 60497920, 61931520, 62226432, 62530272, 63221760, 63522816, 67436544, 68060160, 69140480, 69478080, 71463168, 72253440, 72597504, 74109952, 75866112, 77783040, 78162840, 79403520, 81672192, 83373696, 84295680, 84697088, 86704128, 89328960, 90746880, 92637440, 93339648, 94832640, 95284224, 96796672, 101154816, 102090240, 103710720, 104217120, 105871360, 108380160, 108896256, 111164928, 112394240, 116674560, 119105280, 120995840, 124452864, 125060544, 126443520, 127045632, 136120320, 138956160, 142926336, 144506880, 145195008, 148219904, 151732224, 155566080, 156325680, 158807040, 163344384, 166747392, 168591360, 169394176, 178657920, 181493760, 185274880, 186679296, 189665280, 190568448, 202309632, 204180480, 207421440, 208434240, 211742720, 216760320, 217792512, 222329856, 233349120, 238210560, 241991680, 250121088, 252887040, 254091264, 272240640, 277912320, 285852672, 290390016, 296439808, 303464448, 311132160, 312651360, 317614080, 326688768, 333494784, 337182720, 338788352, 357315840, 362987520, 370549760, 373358592, 379330560, 381136896, 408360960, 416868480, 423485440, 433520640, 435585024, 444659712, 466698240, 476421120, 483983360, 500242176, 505774080, 508182528, 544481280, 555824640, 571705344, 592879616, 606928896, 622264320, 625302720, 635228160, 653377536, 666989568, 677576704, 714631680, 725975040, 741099520, 758661120, 762273792, 816721920, 833736960, 846970880, 871170048, 889319424, 933396480, 952842240, 1000484352, 1011548160, 1016365056, 1088962560, 1111649280, 1143410688, 1185759232, 1250605440, 1270456320, 1306755072, 1333979136, 1429263360, 1451950080, 1482199040, 1517322240, 1524547584, 1633443840, 1667473920, 1693941760, 1778638848, 1866792960, 1905684480, 2000968704, 2032730112, 2177925120, 2223298560, 2286821376, 2371518464, 2501210880, 2540912640, 2613510144, 2667958272, 2858526720, 2964398080, 3034644480, 3049095168, 3266887680, 3334947840, 3387883520, 3557277696, 3811368960, 4001937408, 4355850240, 4446597120, 4573642752, 4743036928, 5002421760, 5081825280, 5335916544, 5717053440, 5928796160, 6098190336, 6533775360, 6669895680, 7114555392, 7622737920, 8003874816, 8893194240, 9147285504, 10004843520, 10163650560, 10671833088, 11434106880, 11857592320, 13067550720, 13339791360, 14229110784, 15245475840, 16007749632, 17786388480, 18294571008, 20009687040, 21343666176, 22868213760, 23715184640, 26679582720, 30490951680, 32015499264, 35572776960, 40019374080, 42687332352, 45736427520, 53359165440, 64030998528, 71145553920, 80038748160, 91472855040, 106718330880, 128061997056, 160077496320, 213436661760, 320154992640, 640309985280]

約数ペア:

[(1, 640309985280), (2, 320154992640), (3, 213436661760), (4, 160077496320), (5, 128061997056), (6, 106718330880), (7, 91472855040), (8, 80038748160), (9, 71145553920), (10, 64030998528), (12, 53359165440), (14, 45736427520), (15, 42687332352), (16, 40019374080), (18, 35572776960), (20, 32015499264), (21, 30490951680), (24, 26679582720), (27, 23715184640), (28, 22868213760), (30, 21343666176), (32, 20009687040), (35, 18294571008), (36, 17786388480), (40, 16007749632), (42, 15245475840), (45, 14229110784), (48, 13339791360), (49, 13067550720), (54, 11857592320), (56, 11434106880), (60, 10671833088), (63, 10163650560), (64, 10004843520), (70, 9147285504), (72, 8893194240), (80, 8003874816), (84, 7622737920), (90, 7114555392), (96, 6669895680), (98, 6533775360), (105, 6098190336), (108, 5928796160), (112, 5717053440), (120, 5335916544), (126, 5081825280), (128, 5002421760), (135, 4743036928), (140, 4573642752), (144, 4446597120), (147, 4355850240), (160, 4001937408), (168, 3811368960), (180, 3557277696), (189, 3387883520), (192, 3334947840), (196, 3266887680), (210, 3049095168), (211, 3034644480), (216, 2964398080), (224, 2858526720), (240, 2667958272), (245, 2613510144), (252, 2540912640), (256, 2501210880), (270, 2371518464), (280, 2286821376), (288, 2223298560), (294, 2177925120), (315, 2032730112), (320, 2000968704), (336, 1905684480), (343, 1866792960), (360, 1778638848), (378, 1693941760), (384, 1667473920), (392, 1633443840), (420, 1524547584), (422, 1517322240), (432, 1482199040), (441, 1451950080), (448, 1429263360), (480, 1333979136), (490, 1306755072), (504, 1270456320), (512, 1250605440), (540, 1185759232), (560, 1143410688), (576, 1111649280), (588, 1088962560), (630, 1016365056), (633, 1011548160), (640, 1000484352), (672, 952842240), (686, 933396480), (720, 889319424), (735, 871170048), (756, 846970880), (768, 833736960), (784, 816721920), (840, 762273792), (844, 758661120), (864, 741099520), (882, 725975040), (896, 714631680), (945, 677576704), (960, 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(3136, 204180480), (3165, 202309632), (3360, 190568448), (3376, 189665280), (3430, 186679296), (3456, 185274880), (3528, 181493760), (3584, 178657920), (3780, 169394176), (3798, 168591360), (3840, 166747392), (3920, 163344384), (4032, 158807040), (4096, 156325680), (4116, 155566080), (4220, 151732224), (4320, 148219904), (4410, 145195008), (4431, 144506880), (4480, 142926336), (4608, 138956160), (4704, 136120320), (5040, 127045632), (5064, 126443520), (5120, 125060544), (5145, 124452864), (5292, 120995840), (5376, 119105280), (5488, 116674560), (5697, 112394240), (5760, 111164928), (5880, 108896256), (5908, 108380160), (6048, 105871360), (6144, 104217120), (6174, 103710720), (6272, 102090240), (6330, 101154816), (6615, 96796672), (6720, 95284224), (6752, 94832640), (6860, 93339648), (6912, 92637440), (7056, 90746880), (7168, 89328960), (7385, 86704128), (7560, 84697088), (7596, 84295680), (7680, 83373696), (7840, 81672192), (8064, 79403520), (8192, 78162840), (8232, 77783040), (8440, 75866112), (8640, 74109952), (8820, 72597504), (8862, 72253440), (8960, 71463168), (9216, 69478080), (9261, 69140480), (9408, 68060160), (9495, 67436544), (10080, 63522816), (10128, 63221760), (10240, 62530272), (10290, 62226432), (10339, 61931520), (10584, 60497920), (10752, 59552640), (10976, 58337280), (11394, 56197120), (11520, 55582464), (11760, 54448128), (11816, 54190080), (12096, 52935680), (12288, 52108560), (12348, 51855360), (12544, 51045120), (12660, 50577408), (13230, 48398336), (13293, 48168960), (13440, 47642112), (13504, 47416320), (13720, 46669824), (13824, 46318720), (14112, 45373440), (14336, 44664480), (14770, 43352064), (15120, 42348544), (15192, 42147840), (15360, 41686848), (15435, 41484288), (15680, 40836096), (16128, 39701760), (16384, 39081420), (16464, 38891520), (16880, 37933056), (17280, 37054976), (17640, 36298752), (17724, 36126720), (17920, 35731584), (18432, 34739040), (18522, 34570240), (18816, 34030080), (18990, 33718272), (20160, 31761408), (20256, 31610880), (20480, 31265136), (20580, 31113216), (20678, 30965760), (21168, 30248960), (21504, 29776320), (21952, 29168640), (22155, 28901376), (22788, 28098560), (23040, 27791232), (23520, 27224064), (23632, 27095040), (24192, 26467840), (24576, 26054280), (24696, 25927680), (25088, 25522560), (25320, 25288704), (26460, 24199168), (26586, 24084480), (26880, 23821056), (27008, 23708160), (27440, 23334912), (27648, 23159360), (28224, 22686720), (28485, 22478848), (28672, 22332240), (29540, 21676032), (30240, 21174272), (30384, 21073920), (30720, 20843424), (30870, 20742144), (31017, 20643840), (31360, 20418048), (32256, 19850880), (32768, 19540710), (32928, 19445760), (33760, 18966528), (34560, 18527488), (35280, 18149376), (35448, 18063360), (35840, 17865792), (36864, 17369520), (37044, 17285120), (37632, 17015040), (37980, 16859136), (39879, 16056320), (40320, 15880704), (40512, 15805440), (40960, 15632568), (41160, 15556608), (41356, 15482880), (42336, 15124480), (43008, 14888160), 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