20971560960

素因数分解:

$2^{13}\times 3^5\times 5^1\times 7^2\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 1008

約数和(自身を含む): 89737423776

約数和(自身を除く): 68765862816

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, 256, 258, 270, 280, 288, 294, 301, 315, 320, 324, 336, 344, 360, 378, 384, 387, 392, 405, 420, 430, 432, 441, 448, 480, 486, 490, 504, 512, 516, 540, 560, 567, 576, 588, 602, 630, 640, 645, 648, 672, 688, 720, 735, 756, 768, 774, 784, 810, 840, 860, 864, 882, 896, 903, 945, 960, 972, 980, 1008, 1024, 1032, 1080, 1120, 1134, 1152, 1161, 1176, 1204, 1215, 1260, 1280, 1290, 1296, 1323, 1344, 1376, 1440, 1470, 1505, 1512, 1536, 1548, 1568, 1620, 1680, 1701, 1720, 1728, 1764, 1792, 1806, 1890, 1920, 1935, 1944, 1960, 2016, 2048, 2064, 2107, 2160, 2205, 2240, 2268, 2304, 2322, 2352, 2408, 2430, 2520, 2560, 2580, 2592, 2646, 2688, 2709, 2752, 2835, 2880, 2940, 3010, 3024, 3072, 3096, 3136, 3240, 3360, 3402, 3440, 3456, 3483, 3528, 3584, 3612, 3780, 3840, 3870, 3888, 3920, 3969, 4032, 4096, 4128, 4214, 4320, 4410, 4480, 4515, 4536, 4608, 4644, 4704, 4816, 4860, 5040, 5120, 5160, 5184, 5292, 5376, 5418, 5504, 5670, 5760, 5805, 5880, 6020, 6048, 6144, 6192, 6272, 6321, 6480, 6615, 6720, 6804, 6880, 6912, 6966, 7056, 7168, 7224, 7560, 7680, 7740, 7776, 7840, 7938, 8064, 8127, 8192, 8256, 8428, 8505, 8640, 8820, 8960, 9030, 9072, 9216, 9288, 9408, 9632, 9720, 10080, 10240, 10320, 10368, 10449, 10535, 10584, 10752, 10836, 11008, 11340, 11520, 11610, 11760, 11907, 12040, 12096, 12288, 12384, 12544, 12642, 12960, 13230, 13440, 13545, 13608, 13760, 13824, 13932, 14112, 14336, 14448, 15120, 15360, 15480, 15552, 15680, 15876, 16128, 16254, 16512, 16856, 17010, 17280, 17415, 17640, 17920, 18060, 18144, 18432, 18576, 18816, 18963, 19264, 19440, 19845, 20160, 20480, 20640, 20736, 20898, 21070, 21168, 21504, 21672, 22016, 22680, 23040, 23220, 23520, 23814, 24080, 24192, 24381, 24576, 24768, 25088, 25284, 25920, 26460, 26880, 27090, 27216, 27520, 27648, 27864, 28224, 28672, 28896, 30240, 30720, 30960, 31104, 31360, 31605, 31752, 32256, 32508, 33024, 33712, 34020, 34560, 34830, 35280, 35840, 36120, 36288, 36864, 37152, 37632, 37926, 38528, 38880, 39690, 40320, 40635, 40960, 41280, 41472, 41796, 42140, 42336, 43008, 43344, 44032, 45360, 46080, 46440, 47040, 47628, 48160, 48384, 48762, 49536, 50176, 50568, 51840, 52245, 52920, 53760, 54180, 54432, 55040, 55296, 55728, 56448, 56889, 57344, 57792, 59535, 60480, 61440, 61920, 62208, 62720, 63210, 63504, 64512, 65016, 66048, 67424, 68040, 69120, 69660, 70560, 71680, 72240, 72576, 73143, 73728, 74304, 75264, 75852, 77056, 77760, 79380, 80640, 81270, 82560, 82944, 83592, 84280, 84672, 86016, 86688, 88064, 90720, 92160, 92880, 94080, 94815, 95256, 96320, 96768, 97524, 99072, 100352, 101136, 103680, 104490, 105840, 107520, 108360, 108864, 110080, 110592, 111456, 112896, 113778, 115584, 119070, 120960, 121905, 122880, 123840, 124416, 125440, 126420, 127008, 129024, 130032, 132096, 134848, 136080, 138240, 139320, 141120, 143360, 144480, 145152, 146286, 148608, 150528, 151704, 154112, 155520, 158760, 161280, 162540, 165120, 165888, 167184, 168560, 169344, 170667, 172032, 173376, 176128, 181440, 184320, 185760, 188160, 189630, 190512, 192640, 193536, 195048, 198144, 200704, 202272, 207360, 208980, 211680, 215040, 216720, 217728, 220160, 221184, 222912, 225792, 227556, 231168, 238140, 241920, 243810, 247680, 248832, 250880, 252840, 254016, 258048, 260064, 264192, 269696, 272160, 276480, 278640, 282240, 284445, 286720, 288960, 290304, 292572, 297216, 301056, 303408, 308224, 311040, 317520, 322560, 325080, 330240, 331776, 334368, 337120, 338688, 341334, 346752, 352256, 362880, 365715, 368640, 371520, 376320, 379260, 381024, 385280, 387072, 390096, 396288, 401408, 404544, 414720, 417960, 423360, 430080, 433440, 435456, 440320, 445824, 451584, 455112, 462336, 476280, 483840, 487620, 495360, 497664, 501760, 505680, 508032, 512001, 516096, 520128, 528384, 539392, 544320, 552960, 557280, 564480, 568890, 577920, 580608, 585144, 594432, 602112, 606816, 616448, 622080, 635040, 645120, 650160, 660480, 663552, 668736, 674240, 677376, 682668, 693504, 725760, 731430, 743040, 752640, 758520, 762048, 770560, 774144, 780192, 792576, 809088, 829440, 835920, 846720, 853335, 860160, 866880, 870912, 880640, 891648, 903168, 910224, 924672, 952560, 967680, 975240, 990720, 995328, 1003520, 1011360, 1016064, 1024002, 1040256, 1056768, 1078784, 1088640, 1105920, 1114560, 1128960, 1137780, 1155840, 1161216, 1170288, 1188864, 1204224, 1213632, 1232896, 1244160, 1270080, 1290240, 1300320, 1320960, 1337472, 1348480, 1354752, 1365336, 1387008, 1451520, 1462860, 1486080, 1505280, 1517040, 1524096, 1541120, 1548288, 1560384, 1585152, 1618176, 1658880, 1671840, 1693440, 1706670, 1733760, 1741824, 1761280, 1783296, 1806336, 1820448, 1849344, 1905120, 1935360, 1950480, 1981440, 1990656, 2007040, 2022720, 2032128, 2048004, 2080512, 2157568, 2177280, 2229120, 2257920, 2275560, 2311680, 2322432, 2340576, 2377728, 2427264, 2465792, 2488320, 2540160, 2560005, 2580480, 2600640, 2641920, 2674944, 2696960, 2709504, 2730672, 2774016, 2903040, 2925720, 2972160, 3010560, 3034080, 3048192, 3082240, 3120768, 3170304, 3236352, 3317760, 3343680, 3386880, 3413340, 3467520, 3483648, 3566592, 3612672, 3640896, 3698688, 3810240, 3870720, 3900960, 3962880, 4045440, 4064256, 4096008, 4161024, 4315136, 4354560, 4458240, 4515840, 4551120, 4623360, 4644864, 4681152, 4755456, 4854528, 4976640, 5080320, 5120010, 5201280, 5283840, 5349888, 5393920, 5419008, 5461344, 5548032, 5806080, 5851440, 5944320, 6021120, 6068160, 6096384, 6164480, 6241536, 6472704, 6687360, 6773760, 6826680, 6935040, 6967296, 7133184, 7281792, 7397376, 7620480, 7741440, 7801920, 7925760, 8090880, 8128512, 8192016, 8322048, 8630272, 8709120, 8916480, 9031680, 9102240, 9246720, 9362304, 9510912, 9709056, 9953280, 10160640, 10240020, 10402560, 10699776, 10787840, 10838016, 10922688, 11096064, 11612160, 11702880, 11888640, 12136320, 12192768, 12328960, 12483072, 12945408, 13374720, 13547520, 13653360, 13870080, 13934592, 14266368, 14563584, 15240960, 15603840, 15851520, 16181760, 16257024, 16384032, 16644096, 17260544, 17418240, 17832960, 18063360, 18204480, 18493440, 18724608, 19418112, 20321280, 20480040, 20805120, 21399552, 21575680, 21845376, 22192128, 23224320, 23405760, 23777280, 24272640, 24385536, 24966144, 25890816, 26749440, 27095040, 27306720, 27740160, 28532736, 29127168, 30481920, 31207680, 32363520, 32514048, 32768064, 33288192, 34836480, 35665920, 36408960, 36986880, 37449216, 38836224, 40642560, 40960080, 41610240, 42799104, 43151360, 43690752, 46811520, 47554560, 48545280, 48771072, 49932288, 51781632, 53498880, 54190080, 54613440, 55480320, 58254336, 60963840, 62415360, 64727040, 65536128, 66576384, 69672960, 71331840, 72817920, 74898432, 77672448, 81285120, 81920160, 83220480, 85598208, 86302720, 87381504, 93623040, 97090560, 97542144, 99864576, 106997760, 109226880, 110960640, 116508672, 121927680, 124830720, 129454080, 131072256, 142663680, 145635840, 149796864, 155344896, 162570240, 163840320, 166440960, 174763008, 187246080, 194181120, 199729152, 213995520, 218453760, 233017344, 243855360, 249661440, 258908160, 262144512, 291271680, 299593728, 327680640, 332881920, 349526016, 374492160, 388362240, 427991040, 436907520, 466034688, 487710720, 499322880, 524289024, 582543360, 599187456, 655361280, 699052032, 748984320, 776724480, 873815040, 998645760, 1048578048, 1165086720, 1310722560, 1398104064, 1497968640, 1747630080, 2097156096, 2330173440, 2621445120, 2995937280, 3495260160, 4194312192, 5242890240, 6990520320, 10485780480, 20971560960]

約数ペア:

[(1, 20971560960), (2, 10485780480), (3, 6990520320), (4, 5242890240), (5, 4194312192), (6, 3495260160), (7, 2995937280), (8, 2621445120), (9, 2330173440), (10, 2097156096), (12, 1747630080), (14, 1497968640), (15, 1398104064), (16, 1310722560), (18, 1165086720), (20, 1048578048), (21, 998645760), (24, 873815040), (27, 776724480), (28, 748984320), (30, 699052032), (32, 655361280), (35, 599187456), (36, 582543360), (40, 524289024), (42, 499322880), (43, 487710720), (45, 466034688), (48, 436907520), (49, 427991040), (54, 388362240), (56, 374492160), (60, 349526016), (63, 332881920), (64, 327680640), (70, 299593728), (72, 291271680), (80, 262144512), (81, 258908160), (84, 249661440), (86, 243855360), (90, 233017344), (96, 218453760), (98, 213995520), (105, 199729152), (108, 194181120), (112, 187246080), (120, 174763008), (126, 166440960), (128, 163840320), (129, 162570240), (135, 155344896), (140, 149796864), (144, 145635840), (147, 142663680), (160, 131072256), (162, 129454080), (168, 124830720), (172, 121927680), (180, 116508672), (189, 110960640), (192, 109226880), (196, 106997760), (210, 99864576), (215, 97542144), (216, 97090560), (224, 93623040), (240, 87381504), (243, 86302720), (245, 85598208), (252, 83220480), (256, 81920160), (258, 81285120), (270, 77672448), (280, 74898432), (288, 72817920), (294, 71331840), (301, 69672960), (315, 66576384), (320, 65536128), (324, 64727040), (336, 62415360), (344, 60963840), (360, 58254336), (378, 55480320), (384, 54613440), (387, 54190080), (392, 53498880), (405, 51781632), (420, 49932288), (430, 48771072), (432, 48545280), (441, 47554560), (448, 46811520), (480, 43690752), (486, 43151360), (490, 42799104), (504, 41610240), (512, 40960080), (516, 40642560), (540, 38836224), (560, 37449216), (567, 36986880), (576, 36408960), (588, 35665920), (602, 34836480), (630, 33288192), (640, 32768064), (645, 32514048), (648, 32363520), (672, 31207680), (688, 30481920), (720, 29127168), (735, 28532736), (756, 27740160), (768, 27306720), (774, 27095040), (784, 26749440), (810, 25890816), (840, 24966144), (860, 24385536), (864, 24272640), (882, 23777280), (896, 23405760), (903, 23224320), (945, 22192128), (960, 21845376), (972, 21575680), (980, 21399552), (1008, 20805120), (1024, 20480040), (1032, 20321280), (1080, 19418112), (1120, 18724608), (1134, 18493440), (1152, 18204480), (1161, 18063360), (1176, 17832960), (1204, 17418240), (1215, 17260544), (1260, 16644096), (1280, 16384032), (1290, 16257024), (1296, 16181760), (1323, 15851520), (1344, 15603840), (1376, 15240960), (1440, 14563584), (1470, 14266368), (1505, 13934592), (1512, 13870080), (1536, 13653360), (1548, 13547520), (1568, 13374720), (1620, 12945408), (1680, 12483072), (1701, 12328960), (1720, 12192768), (1728, 12136320), (1764, 11888640), (1792, 11702880), (1806, 11612160), (1890, 11096064), (1920, 10922688), (1935, 10838016), (1944, 10787840), (1960, 10699776), (2016, 10402560), (2048, 10240020), (2064, 10160640), (2107, 9953280), (2160, 9709056), (2205, 9510912), (2240, 9362304), (2268, 9246720), (2304, 9102240), (2322, 9031680), (2352, 8916480), (2408, 8709120), (2430, 8630272), (2520, 8322048), (2560, 8192016), (2580, 8128512), (2592, 8090880), (2646, 7925760), (2688, 7801920), (2709, 7741440), (2752, 7620480), (2835, 7397376), (2880, 7281792), (2940, 7133184), (3010, 6967296), (3024, 6935040), (3072, 6826680), (3096, 6773760), (3136, 6687360), (3240, 6472704), (3360, 6241536), (3402, 6164480), (3440, 6096384), (3456, 6068160), (3483, 6021120), (3528, 5944320), (3584, 5851440), (3612, 5806080), (3780, 5548032), (3840, 5461344), (3870, 5419008), (3888, 5393920), (3920, 5349888), (3969, 5283840), (4032, 5201280), (4096, 5120010), (4128, 5080320), (4214, 4976640), (4320, 4854528), (4410, 4755456), (4480, 4681152), (4515, 4644864), (4536, 4623360), (4608, 4551120), (4644, 4515840), (4704, 4458240), (4816, 4354560), (4860, 4315136), (5040, 4161024), (5120, 4096008), (5160, 4064256), (5184, 4045440), (5292, 3962880), (5376, 3900960), (5418, 3870720), (5504, 3810240), (5670, 3698688), (5760, 3640896), (5805, 3612672), (5880, 3566592), (6020, 3483648), (6048, 3467520), (6144, 3413340), (6192, 3386880), (6272, 3343680), (6321, 3317760), (6480, 3236352), (6615, 3170304), (6720, 3120768), (6804, 3082240), (6880, 3048192), (6912, 3034080), (6966, 3010560), (7056, 2972160), (7168, 2925720), (7224, 2903040), (7560, 2774016), (7680, 2730672), (7740, 2709504), (7776, 2696960), (7840, 2674944), (7938, 2641920), (8064, 2600640), (8127, 2580480), (8192, 2560005), (8256, 2540160), (8428, 2488320), (8505, 2465792), (8640, 2427264), (8820, 2377728), (8960, 2340576), (9030, 2322432), (9072, 2311680), (9216, 2275560), (9288, 2257920), (9408, 2229120), (9632, 2177280), (9720, 2157568), (10080, 2080512), (10240, 2048004), (10320, 2032128), (10368, 2022720), (10449, 2007040), (10535, 1990656), (10584, 1981440), (10752, 1950480), (10836, 1935360), (11008, 1905120), (11340, 1849344), (11520, 1820448), (11610, 1806336), (11760, 1783296), (11907, 1761280), (12040, 1741824), (12096, 1733760), (12288, 1706670), (12384, 1693440), (12544, 1671840), (12642, 1658880), (12960, 1618176), (13230, 1585152), (13440, 1560384), (13545, 1548288), (13608, 1541120), (13760, 1524096), (13824, 1517040), (13932, 1505280), (14112, 1486080), (14336, 1462860), (14448, 1451520), (15120, 1387008), (15360, 1365336), (15480, 1354752), (15552, 1348480), (15680, 1337472), (15876, 1320960), (16128, 1300320), (16254, 1290240), (16512, 1270080), (16856, 1244160), (17010, 1232896), (17280, 1213632), (17415, 1204224), (17640, 1188864), (17920, 1170288), (18060, 1161216), (18144, 1155840), (18432, 1137780), (18576, 1128960), (18816, 1114560), (18963, 1105920), (19264, 1088640), (19440, 1078784), (19845, 1056768), (20160, 1040256), (20480, 1024002), (20640, 1016064), (20736, 1011360), (20898, 1003520), (21070, 995328), (21168, 990720), (21504, 975240), (21672, 967680), (22016, 952560), (22680, 924672), (23040, 910224), (23220, 903168), (23520, 891648), (23814, 880640), (24080, 870912), (24192, 866880), (24381, 860160), (24576, 853335), (24768, 846720), (25088, 835920), (25284, 829440), (25920, 809088), (26460, 792576), (26880, 780192), (27090, 774144), (27216, 770560), (27520, 762048), (27648, 758520), (27864, 752640), (28224, 743040), (28672, 731430), (28896, 725760), (30240, 693504), (30720, 682668), (30960, 677376), (31104, 674240), (31360, 668736), (31605, 663552), (31752, 660480), (32256, 650160), (32508, 645120), (33024, 635040), (33712, 622080), (34020, 616448), (34560, 606816), (34830, 602112), (35280, 594432), (35840, 585144), (36120, 580608), (36288, 577920), (36864, 568890), (37152, 564480), (37632, 557280), (37926, 552960), (38528, 544320), (38880, 539392), (39690, 528384), (40320, 520128), (40635, 516096), (40960, 512001), (41280, 508032), (41472, 505680), (41796, 501760), (42140, 497664), (42336, 495360), (43008, 487620), (43344, 483840), (44032, 476280), (45360, 462336), (46080, 455112), (46440, 451584), (47040, 445824), (47628, 440320), (48160, 435456), (48384, 433440), (48762, 430080), (49536, 423360), (50176, 417960), (50568, 414720), (51840, 404544), (52245, 401408), (52920, 396288), (53760, 390096), (54180, 387072), (54432, 385280), (55040, 381024), (55296, 379260), (55728, 376320), (56448, 371520), (56889, 368640), (57344, 365715), (57792, 362880), (59535, 352256), (60480, 346752), (61440, 341334), (61920, 338688), (62208, 337120), (62720, 334368), (63210, 331776), (63504, 330240), (64512, 325080), (65016, 322560), (66048, 317520), (67424, 311040), (68040, 308224), (69120, 303408), (69660, 301056), (70560, 297216), (71680, 292572), (72240, 290304), (72576, 288960), (73143, 286720), (73728, 284445), (74304, 282240), (75264, 278640), (75852, 276480), (77056, 272160), (77760, 269696), (79380, 264192), (80640, 260064), (81270, 258048), (82560, 254016), (82944, 252840), (83592, 250880), (84280, 248832), (84672, 247680), (86016, 243810), (86688, 241920), (88064, 238140), (90720, 231168), (92160, 227556), (92880, 225792), (94080, 222912), (94815, 221184), (95256, 220160), (96320, 217728), (96768, 216720), (97524, 215040), (99072, 211680), (100352, 208980), (101136, 207360), (103680, 202272), (104490, 200704), (105840, 198144), (107520, 195048), (108360, 193536), (108864, 192640), (110080, 190512), (110592, 189630), (111456, 188160), (112896, 185760), (113778, 184320), (115584, 181440), (119070, 176128), (120960, 173376), (121905, 172032), (122880, 170667), (123840, 169344), (124416, 168560), (125440, 167184), (126420, 165888), (127008, 165120), (129024, 162540), (130032, 161280), (132096, 158760), (134848, 155520), (136080, 154112), (138240, 151704), (139320, 150528), (141120, 148608), (143360, 146286), (144480, 145152)]