20916947520

素因数分解:

$2^6\times 3^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:469

約数の個数: 840

約数和(自身を含む): 88797164544

約数和(自身を除く): 67880217024

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, 129, 135, 140, 144, 147, 160, 162, 168, 172, 180, 189, 192, 196, 210, 215, 216, 224, 240, 245, 252, 258, 270, 280, 288, 294, 301, 315, 320, 324, 336, 344, 360, 378, 383, 387, 392, 405, 420, 430, 432, 441, 448, 480, 490, 504, 516, 540, 560, 567, 576, 588, 602, 630, 645, 648, 672, 688, 720, 735, 756, 766, 774, 784, 810, 840, 860, 864, 882, 903, 945, 960, 980, 1008, 1032, 1080, 1120, 1134, 1149, 1161, 1176, 1204, 1260, 1290, 1296, 1323, 1344, 1376, 1440, 1470, 1505, 1512, 1532, 1548, 1568, 1620, 1680, 1720, 1728, 1764, 1806, 1890, 1915, 1935, 1960, 2016, 2064, 2107, 2160, 2205, 2240, 2268, 2298, 2322, 2352, 2408, 2520, 2580, 2592, 2646, 2681, 2709, 2752, 2835, 2880, 2940, 3010, 3024, 3064, 3096, 3136, 3240, 3360, 3440, 3447, 3483, 3528, 3612, 3780, 3830, 3870, 3920, 3969, 4032, 4128, 4214, 4320, 4410, 4515, 4536, 4596, 4644, 4704, 4816, 5040, 5160, 5184, 5292, 5362, 5418, 5670, 5745, 5805, 5880, 6020, 6048, 6128, 6192, 6321, 6480, 6615, 6720, 6880, 6894, 6966, 7056, 7224, 7560, 7660, 7740, 7840, 7938, 8043, 8127, 8256, 8428, 8640, 8820, 9030, 9072, 9192, 9288, 9408, 9632, 10080, 10320, 10341, 10535, 10584, 10724, 10836, 11340, 11490, 11610, 11760, 12040, 12096, 12256, 12384, 12642, 12960, 13230, 13405, 13545, 13760, 13788, 13932, 14112, 14448, 15120, 15320, 15480, 15680, 15876, 16086, 16254, 16469, 16856, 17235, 17415, 17640, 18060, 18144, 18384, 18576, 18767, 18963, 19264, 19845, 20160, 20640, 20682, 21070, 21168, 21448, 21672, 22680, 22980, 23220, 23520, 24080, 24129, 24381, 24512, 24768, 25284, 25920, 26460, 26810, 27090, 27576, 27864, 28224, 28896, 30240, 30640, 30960, 31023, 31605, 31752, 32172, 32508, 32938, 33712, 34470, 34830, 35280, 36120, 36288, 36768, 37152, 37534, 37926, 39690, 40215, 40635, 41280, 41364, 42140, 42336, 42896, 43344, 45360, 45960, 46440, 47040, 48160, 48258, 48762, 49407, 50568, 51705, 52920, 53620, 54180, 55152, 55728, 56301, 56889, 57792, 60480, 61280, 61920, 62046, 63210, 63504, 64344, 65016, 65876, 67424, 68940, 69660, 70560, 72240, 72387, 73536, 74304, 75068, 75852, 79380, 80430, 81270, 82345, 82728, 84280, 84672, 85792, 86688, 90720, 91920, 92880, 93835, 94815, 96320, 96516, 97524, 98814, 101136, 103410, 105840, 107240, 108360, 110304, 111456, 112602, 113778, 115283, 120645, 121905, 122560, 123840, 124092, 126420, 127008, 128688, 130032, 131752, 134848, 137880, 139320, 141120, 144480, 144774, 148221, 150136, 151704, 155115, 158760, 160860, 162540, 164690, 165456, 168560, 168903, 170667, 171584, 173376, 181440, 183840, 185760, 187670, 189630, 193032, 195048, 197628, 202272, 206820, 211680, 214480, 216720, 217161, 220608, 222912, 225204, 227556, 230566, 241290, 243810, 247035, 248184, 252840, 254016, 257376, 260064, 263504, 275760, 278640, 281505, 284445, 288960, 289548, 296442, 300272, 303408, 310230, 317520, 321720, 325080, 329380, 330912, 337120, 337806, 341334, 345849, 361935, 367680, 371520, 375340, 379260, 386064, 390096, 395256, 404544, 413640, 423360, 428960, 433440, 434322, 444663, 450408, 455112, 461132, 482580, 487620, 494070, 496368, 505680, 506709, 514752, 520128, 527008, 551520, 557280, 563010, 568890, 576415, 579096, 592884, 600544, 606816, 620460, 635040, 643440, 650160, 658760, 661824, 674240, 675612, 682668, 691698, 723870, 741105, 750680, 758520, 772128, 780192, 790512, 806981, 827280, 844515, 853335, 857920, 866880, 868644, 889326, 900816, 910224, 922264, 965160, 975240, 988140, 992736, 1011360, 1013418, 1037547, 1054016, 1085805, 1103040, 1114560, 1126020, 1137780, 1152830, 1158192, 1185768, 1201088, 1213632, 1240920, 1270080, 1286880, 1300320, 1317520, 1333989, 1351224, 1365336, 1383396, 1447740, 1482210, 1501360, 1517040, 1520127, 1544256, 1560384, 1581024, 1613962, 1654560, 1689030, 1706670, 1729245, 1737288, 1778652, 1801632, 1820448, 1844528, 1930320, 1950480, 1976280, 1985472, 2022720, 2026836, 2075094, 2171610, 2223315, 2252040, 2275560, 2305660, 2316384, 2371536, 2420943, 2481840, 2533545, 2573760, 2600640, 2635040, 2667978, 2702448, 2730672, 2766792, 2895480, 2964420, 3002720, 3034080, 3040254, 3112641, 3162048, 3227924, 3309120, 3378060, 3413340, 3458490, 3474576, 3557304, 3603264, 3640896, 3689056, 3860640, 3900960, 3952560, 4034905, 4053672, 4150188, 4343220, 4446630, 4504080, 4551120, 4611320, 4632768, 4743072, 4841886, 4963680, 5067090, 5187735, 5270080, 5335956, 5404896, 5461344, 5533584, 5790960, 5928840, 6005440, 6068160, 6080508, 6225282, 6455848, 6669945, 6756120, 6826680, 6916980, 6949152, 7114608, 7262829, 7378112, 7600635, 7721280, 7801920, 7905120, 8069810, 8107344, 8300376, 8686440, 8893260, 9008160, 9102240, 9222640, 9337923, 9486144, 9683772, 9927360, 10134180, 10375470, 10671912, 10809792, 10922688, 11067168, 11581920, 11857680, 12104715, 12161016, 12450564, 12911696, 13339890, 13512240, 13653360, 13833960, 13898304, 14229216, 14525658, 15201270, 15563205, 15810240, 16139620, 16214688, 16600752, 17372880, 17786520, 18016320, 18204480, 18445280, 18675846, 19367544, 20268360, 20750940, 21343824, 21788487, 22134336, 23163840, 23715360, 24209430, 24322032, 24901128, 25823392, 26679780, 27024480, 27306720, 27667920, 28458432, 29051316, 30402540, 31126410, 32279240, 32429376, 33201504, 34745760, 35573040, 36314145, 36890560, 37351692, 38735088, 40536720, 41501880, 42687648, 43576974, 46689615, 47430720, 48418860, 48644064, 49802256, 51646784, 53359560, 54048960, 54613440, 55335840, 58102632, 60805080, 62252820, 64558480, 65365461, 66403008, 69491520, 71146080, 72628290, 74703384, 77470176, 81073440, 83003760, 85375296, 87153948, 93379230, 96837720, 97288128, 99604512, 106719120, 108942435, 110671680, 116205264, 121610160, 124505640, 129116960, 130730922, 142292160, 145256580, 149406768, 154940352, 162146880, 166007520, 174307896, 186758460, 193675440, 199209024, 213438240, 217884870, 232410528, 243220320, 249011280, 258233920, 261461844, 290513160, 298813536, 326827305, 332015040, 348615792, 373516920, 387350880, 426876480, 435769740, 464821056, 486440640, 498022560, 522923688, 581026320, 597627072, 653654610, 697231584, 747033840, 774701760, 871539480, 996045120, 1045847376, 1162052640, 1307309220, 1394463168, 1494067680, 1743078960, 2091694752, 2324105280, 2614618440, 2988135360, 3486157920, 4183389504, 5229236880, 6972315840, 10458473760, 20916947520]

約数ペア:

[(1, 20916947520), (2, 10458473760), (3, 6972315840), (4, 5229236880), (5, 4183389504), (6, 3486157920), (7, 2988135360), (8, 2614618440), (9, 2324105280), (10, 2091694752), (12, 1743078960), (14, 1494067680), (15, 1394463168), (16, 1307309220), (18, 1162052640), (20, 1045847376), (21, 996045120), (24, 871539480), (27, 774701760), (28, 747033840), (30, 697231584), (32, 653654610), (35, 597627072), (36, 581026320), (40, 522923688), (42, 498022560), (43, 486440640), (45, 464821056), (48, 435769740), (49, 426876480), (54, 387350880), (56, 373516920), (60, 348615792), (63, 332015040), (64, 326827305), (70, 298813536), (72, 290513160), (80, 261461844), (81, 258233920), (84, 249011280), (86, 243220320), (90, 232410528), (96, 217884870), (98, 213438240), (105, 199209024), (108, 193675440), (112, 186758460), (120, 174307896), (126, 166007520), (129, 162146880), (135, 154940352), (140, 149406768), (144, 145256580), (147, 142292160), (160, 130730922), (162, 129116960), (168, 124505640), (172, 121610160), (180, 116205264), (189, 110671680), (192, 108942435), (196, 106719120), (210, 99604512), (215, 97288128), (216, 96837720), (224, 93379230), (240, 87153948), (245, 85375296), (252, 83003760), (258, 81073440), (270, 77470176), (280, 74703384), (288, 72628290), (294, 71146080), (301, 69491520), (315, 66403008), (320, 65365461), (324, 64558480), (336, 62252820), (344, 60805080), (360, 58102632), (378, 55335840), (383, 54613440), (387, 54048960), (392, 53359560), (405, 51646784), (420, 49802256), (430, 48644064), (432, 48418860), (441, 47430720), (448, 46689615), (480, 43576974), (490, 42687648), (504, 41501880), (516, 40536720), (540, 38735088), (560, 37351692), (567, 36890560), (576, 36314145), (588, 35573040), (602, 34745760), (630, 33201504), (645, 32429376), (648, 32279240), (672, 31126410), (688, 30402540), (720, 29051316), (735, 28458432), (756, 27667920), (766, 27306720), (774, 27024480), (784, 26679780), (810, 25823392), (840, 24901128), (860, 24322032), (864, 24209430), (882, 23715360), (903, 23163840), (945, 22134336), (960, 21788487), (980, 21343824), (1008, 20750940), (1032, 20268360), (1080, 19367544), (1120, 18675846), (1134, 18445280), (1149, 18204480), (1161, 18016320), (1176, 17786520), (1204, 17372880), (1260, 16600752), (1290, 16214688), (1296, 16139620), (1323, 15810240), (1344, 15563205), (1376, 15201270), (1440, 14525658), (1470, 14229216), (1505, 13898304), (1512, 13833960), (1532, 13653360), (1548, 13512240), (1568, 13339890), (1620, 12911696), (1680, 12450564), (1720, 12161016), (1728, 12104715), (1764, 11857680), (1806, 11581920), (1890, 11067168), (1915, 10922688), (1935, 10809792), (1960, 10671912), (2016, 10375470), (2064, 10134180), (2107, 9927360), (2160, 9683772), (2205, 9486144), (2240, 9337923), (2268, 9222640), (2298, 9102240), (2322, 9008160), (2352, 8893260), (2408, 8686440), (2520, 8300376), (2580, 8107344), (2592, 8069810), (2646, 7905120), (2681, 7801920), (2709, 7721280), (2752, 7600635), (2835, 7378112), (2880, 7262829), (2940, 7114608), (3010, 6949152), (3024, 6916980), (3064, 6826680), (3096, 6756120), (3136, 6669945), (3240, 6455848), (3360, 6225282), (3440, 6080508), (3447, 6068160), (3483, 6005440), (3528, 5928840), (3612, 5790960), (3780, 5533584), (3830, 5461344), (3870, 5404896), (3920, 5335956), (3969, 5270080), (4032, 5187735), (4128, 5067090), (4214, 4963680), (4320, 4841886), (4410, 4743072), (4515, 4632768), (4536, 4611320), (4596, 4551120), (4644, 4504080), (4704, 4446630), (4816, 4343220), (5040, 4150188), (5160, 4053672), (5184, 4034905), (5292, 3952560), (5362, 3900960), (5418, 3860640), (5670, 3689056), (5745, 3640896), (5805, 3603264), (5880, 3557304), (6020, 3474576), (6048, 3458490), (6128, 3413340), (6192, 3378060), (6321, 3309120), (6480, 3227924), (6615, 3162048), (6720, 3112641), (6880, 3040254), (6894, 3034080), (6966, 3002720), (7056, 2964420), (7224, 2895480), (7560, 2766792), (7660, 2730672), (7740, 2702448), (7840, 2667978), (7938, 2635040), (8043, 2600640), (8127, 2573760), (8256, 2533545), (8428, 2481840), (8640, 2420943), (8820, 2371536), (9030, 2316384), (9072, 2305660), (9192, 2275560), (9288, 2252040), (9408, 2223315), (9632, 2171610), (10080, 2075094), (10320, 2026836), (10341, 2022720), (10535, 1985472), (10584, 1976280), (10724, 1950480), (10836, 1930320), (11340, 1844528), (11490, 1820448), (11610, 1801632), (11760, 1778652), (12040, 1737288), (12096, 1729245), (12256, 1706670), (12384, 1689030), (12642, 1654560), (12960, 1613962), (13230, 1581024), (13405, 1560384), (13545, 1544256), (13760, 1520127), (13788, 1517040), (13932, 1501360), (14112, 1482210), (14448, 1447740), (15120, 1383396), (15320, 1365336), (15480, 1351224), (15680, 1333989), (15876, 1317520), (16086, 1300320), (16254, 1286880), (16469, 1270080), (16856, 1240920), (17235, 1213632), (17415, 1201088), (17640, 1185768), (18060, 1158192), (18144, 1152830), (18384, 1137780), (18576, 1126020), (18767, 1114560), (18963, 1103040), (19264, 1085805), (19845, 1054016), (20160, 1037547), (20640, 1013418), (20682, 1011360), (21070, 992736), (21168, 988140), (21448, 975240), (21672, 965160), (22680, 922264), (22980, 910224), (23220, 900816), (23520, 889326), (24080, 868644), (24129, 866880), (24381, 857920), (24512, 853335), (24768, 844515), (25284, 827280), (25920, 806981), (26460, 790512), (26810, 780192), (27090, 772128), (27576, 758520), (27864, 750680), (28224, 741105), (28896, 723870), (30240, 691698), (30640, 682668), (30960, 675612), (31023, 674240), (31605, 661824), (31752, 658760), (32172, 650160), (32508, 643440), (32938, 635040), (33712, 620460), (34470, 606816), (34830, 600544), (35280, 592884), (36120, 579096), (36288, 576415), (36768, 568890), (37152, 563010), (37534, 557280), (37926, 551520), (39690, 527008), (40215, 520128), (40635, 514752), (41280, 506709), (41364, 505680), (42140, 496368), (42336, 494070), (42896, 487620), (43344, 482580), (45360, 461132), (45960, 455112), (46440, 450408), (47040, 444663), (48160, 434322), (48258, 433440), (48762, 428960), (49407, 423360), (50568, 413640), (51705, 404544), (52920, 395256), (53620, 390096), (54180, 386064), (55152, 379260), (55728, 375340), (56301, 371520), (56889, 367680), (57792, 361935), (60480, 345849), (61280, 341334), (61920, 337806), (62046, 337120), (63210, 330912), (63504, 329380), (64344, 325080), (65016, 321720), (65876, 317520), (67424, 310230), (68940, 303408), (69660, 300272), (70560, 296442), (72240, 289548), (72387, 288960), (73536, 284445), (74304, 281505), (75068, 278640), (75852, 275760), (79380, 263504), (80430, 260064), (81270, 257376), (82345, 254016), (82728, 252840), (84280, 248184), (84672, 247035), (85792, 243810), (86688, 241290), (90720, 230566), (91920, 227556), (92880, 225204), (93835, 222912), (94815, 220608), (96320, 217161), (96516, 216720), (97524, 214480), (98814, 211680), (101136, 206820), (103410, 202272), (105840, 197628), (107240, 195048), (108360, 193032), (110304, 189630), (111456, 187670), (112602, 185760), (113778, 183840), (115283, 181440), (120645, 173376), (121905, 171584), (122560, 170667), (123840, 168903), (124092, 168560), (126420, 165456), (127008, 164690), (128688, 162540), (130032, 160860), (131752, 158760), (134848, 155115), (137880, 151704), (139320, 150136), (141120, 148221), (144480, 144774)]