21520235520

素因数分解:

$2^{10}\times 3^5\times 5^1\times 7^2\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 792

約数和(自身を含む): 90208735344

約数和(自身を除く): 68688499824

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, 81, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 162, 168, 180, 189, 192, 196, 210, 216, 224, 240, 243, 245, 252, 256, 270, 280, 288, 294, 315, 320, 324, 336, 353, 360, 378, 384, 392, 405, 420, 432, 441, 448, 480, 486, 490, 504, 512, 540, 560, 567, 576, 588, 630, 640, 648, 672, 706, 720, 735, 756, 768, 784, 810, 840, 864, 882, 896, 945, 960, 972, 980, 1008, 1024, 1059, 1080, 1120, 1134, 1152, 1176, 1215, 1260, 1280, 1296, 1323, 1344, 1412, 1440, 1470, 1512, 1536, 1568, 1620, 1680, 1701, 1728, 1764, 1765, 1792, 1890, 1920, 1944, 1960, 2016, 2118, 2160, 2205, 2240, 2268, 2304, 2352, 2430, 2471, 2520, 2560, 2592, 2646, 2688, 2824, 2835, 2880, 2940, 3024, 3072, 3136, 3177, 3240, 3360, 3402, 3456, 3528, 3530, 3584, 3780, 3840, 3888, 3920, 3969, 4032, 4236, 4320, 4410, 4480, 4536, 4608, 4704, 4860, 4942, 5040, 5120, 5184, 5292, 5295, 5376, 5648, 5670, 5760, 5880, 6048, 6272, 6354, 6480, 6615, 6720, 6804, 6912, 7056, 7060, 7168, 7413, 7560, 7680, 7776, 7840, 7938, 8064, 8472, 8505, 8640, 8820, 8960, 9072, 9216, 9408, 9531, 9720, 9884, 10080, 10368, 10584, 10590, 10752, 11296, 11340, 11520, 11760, 11907, 12096, 12355, 12544, 12708, 12960, 13230, 13440, 13608, 13824, 14112, 14120, 14826, 15120, 15360, 15552, 15680, 15876, 15885, 16128, 16944, 17010, 17280, 17297, 17640, 17920, 18144, 18816, 19062, 19440, 19768, 19845, 20160, 20736, 21168, 21180, 21504, 22239, 22592, 22680, 23040, 23520, 23814, 24192, 24710, 25088, 25416, 25920, 26460, 26880, 27216, 27648, 28224, 28240, 28593, 29652, 30240, 31104, 31360, 31752, 31770, 32256, 33888, 34020, 34560, 34594, 35280, 35840, 36288, 37065, 37632, 38124, 38880, 39536, 39690, 40320, 41472, 42336, 42360, 44478, 45184, 45360, 46080, 47040, 47628, 47655, 48384, 49420, 50176, 50832, 51840, 51891, 52920, 53760, 54432, 56448, 56480, 57186, 59304, 59535, 60480, 62208, 62720, 63504, 63540, 64512, 66717, 67776, 68040, 69120, 69188, 70560, 72576, 74130, 75264, 76248, 77760, 79072, 79380, 80640, 82944, 84672, 84720, 85779, 86485, 88956, 90368, 90720, 94080, 95256, 95310, 96768, 98840, 101664, 103680, 103782, 105840, 107520, 108864, 111195, 112896, 112960, 114372, 118608, 119070, 120960, 124416, 125440, 127008, 127080, 133434, 135552, 136080, 138240, 138376, 141120, 142965, 145152, 148260, 150528, 152496, 155520, 155673, 158144, 158760, 161280, 169344, 169440, 171558, 172970, 177912, 180736, 181440, 188160, 190512, 190620, 193536, 197680, 200151, 203328, 207360, 207564, 211680, 217728, 222390, 225792, 225920, 228744, 237216, 238140, 241920, 248832, 250880, 254016, 254160, 259455, 266868, 271104, 272160, 276752, 282240, 285930, 290304, 296520, 304992, 311040, 311346, 316288, 317520, 322560, 333585, 338688, 338880, 343116, 345940, 355824, 361472, 362880, 376320, 381024, 381240, 395360, 400302, 406656, 414720, 415128, 423360, 428895, 435456, 444780, 451584, 451840, 457488, 467019, 474432, 476280, 483840, 508032, 508320, 518910, 533736, 542208, 544320, 553504, 564480, 571860, 580608, 593040, 600453, 609984, 622080, 622692, 632576, 635040, 667170, 677376, 677760, 686232, 691880, 711648, 725760, 752640, 762048, 762480, 778365, 790720, 800604, 813312, 830256, 846720, 857790, 870912, 889560, 903680, 914976, 934038, 948864, 952560, 967680, 1000755, 1016064, 1016640, 1037820, 1067472, 1084416, 1088640, 1107008, 1128960, 1143720, 1186080, 1200906, 1219968, 1244160, 1245384, 1265152, 1270080, 1334340, 1354752, 1355520, 1372464, 1383760, 1401057, 1423296, 1451520, 1524096, 1524960, 1556730, 1581440, 1601208, 1626624, 1660512, 1693440, 1715580, 1741824, 1779120, 1807360, 1829952, 1868076, 1897728, 1905120, 2001510, 2032128, 2033280, 2075640, 2134944, 2177280, 2214016, 2257920, 2287440, 2335095, 2372160, 2401812, 2439936, 2490768, 2530304, 2540160, 2668680, 2711040, 2744928, 2767520, 2802114, 2846592, 2903040, 3002265, 3048192, 3049920, 3113460, 3162880, 3202416, 3253248, 3321024, 3386880, 3431160, 3558240, 3659904, 3736152, 3795456, 3810240, 4003020, 4064256, 4066560, 4151280, 4203171, 4269888, 4354560, 4428032, 4574880, 4670190, 4744320, 4803624, 4879872, 4981536, 5080320, 5337360, 5422080, 5489856, 5535040, 5604228, 5693184, 6004530, 6096384, 6099840, 6226920, 6325760, 6404832, 6642048, 6773760, 6862320, 7005285, 7116480, 7319808, 7472304, 7590912, 7620480, 8006040, 8133120, 8302560, 8406342, 8539776, 8709120, 8856064, 9149760, 9340380, 9488640, 9607248, 9759744, 9963072, 10160640, 10674720, 10979712, 11070080, 11208456, 11386368, 12009060, 12192768, 12199680, 12453840, 12651520, 12809664, 13284096, 13724640, 14010570, 14232960, 14639616, 14944608, 15240960, 16012080, 16266240, 16605120, 16812684, 17079552, 17712128, 18299520, 18680760, 18977280, 19214496, 19926144, 20321280, 21015855, 21349440, 21959424, 22140160, 22416912, 22772736, 24018120, 24399360, 24907680, 25619328, 26568192, 27449280, 28021140, 28465920, 29279232, 29889216, 30481920, 32024160, 33210240, 33625368, 34159104, 36599040, 37361520, 37954560, 38428992, 39852288, 42031710, 42698880, 43918848, 44280320, 44833824, 48036240, 48798720, 49815360, 51238656, 53136384, 54898560, 56042280, 56931840, 59778432, 60963840, 64048320, 66420480, 67250736, 68318208, 73198080, 74723040, 76857984, 79704576, 84063420, 85397760, 87837696, 88560640, 89667648, 96072480, 99630720, 102477312, 109797120, 112084560, 113863680, 119556864, 128096640, 132840960, 134501472, 146396160, 149446080, 153715968, 159409152, 168126840, 170795520, 179335296, 192144960, 199261440, 204954624, 219594240, 224169120, 239113728, 256193280, 265681920, 269002944, 298892160, 307431936, 336253680, 341591040, 358670592, 384289920, 398522880, 439188480, 448338240, 478227456, 512386560, 538005888, 597784320, 614863872, 672507360, 717341184, 768579840, 797045760, 896676480, 1024773120, 1076011776, 1195568640, 1345014720, 1434682368, 1537159680, 1793352960, 2152023552, 2391137280, 2690029440, 3074319360, 3586705920, 4304047104, 5380058880, 7173411840, 10760117760, 21520235520]

約数ペア:

[(1, 21520235520), (2, 10760117760), (3, 7173411840), (4, 5380058880), (5, 4304047104), (6, 3586705920), (7, 3074319360), (8, 2690029440), (9, 2391137280), (10, 2152023552), (12, 1793352960), (14, 1537159680), (15, 1434682368), (16, 1345014720), (18, 1195568640), (20, 1076011776), (21, 1024773120), (24, 896676480), (27, 797045760), (28, 768579840), (30, 717341184), (32, 672507360), (35, 614863872), (36, 597784320), (40, 538005888), (42, 512386560), (45, 478227456), (48, 448338240), (49, 439188480), (54, 398522880), (56, 384289920), (60, 358670592), (63, 341591040), (64, 336253680), (70, 307431936), (72, 298892160), (80, 269002944), (81, 265681920), (84, 256193280), (90, 239113728), (96, 224169120), (98, 219594240), (105, 204954624), (108, 199261440), (112, 192144960), (120, 179335296), (126, 170795520), (128, 168126840), (135, 159409152), (140, 153715968), (144, 149446080), (147, 146396160), (160, 134501472), (162, 132840960), (168, 128096640), (180, 119556864), (189, 113863680), (192, 112084560), (196, 109797120), (210, 102477312), (216, 99630720), (224, 96072480), (240, 89667648), (243, 88560640), (245, 87837696), (252, 85397760), (256, 84063420), (270, 79704576), (280, 76857984), (288, 74723040), (294, 73198080), (315, 68318208), (320, 67250736), (324, 66420480), (336, 64048320), (353, 60963840), (360, 59778432), (378, 56931840), (384, 56042280), (392, 54898560), (405, 53136384), (420, 51238656), (432, 49815360), (441, 48798720), (448, 48036240), (480, 44833824), (486, 44280320), (490, 43918848), (504, 42698880), (512, 42031710), (540, 39852288), (560, 38428992), (567, 37954560), (576, 37361520), (588, 36599040), (630, 34159104), (640, 33625368), (648, 33210240), (672, 32024160), (706, 30481920), (720, 29889216), (735, 29279232), (756, 28465920), (768, 28021140), (784, 27449280), (810, 26568192), (840, 25619328), (864, 24907680), (882, 24399360), (896, 24018120), (945, 22772736), (960, 22416912), (972, 22140160), (980, 21959424), (1008, 21349440), (1024, 21015855), (1059, 20321280), (1080, 19926144), (1120, 19214496), (1134, 18977280), (1152, 18680760), (1176, 18299520), (1215, 17712128), (1260, 17079552), (1280, 16812684), (1296, 16605120), (1323, 16266240), (1344, 16012080), (1412, 15240960), (1440, 14944608), (1470, 14639616), (1512, 14232960), (1536, 14010570), (1568, 13724640), (1620, 13284096), (1680, 12809664), (1701, 12651520), (1728, 12453840), (1764, 12199680), (1765, 12192768), (1792, 12009060), (1890, 11386368), (1920, 11208456), (1944, 11070080), (1960, 10979712), (2016, 10674720), (2118, 10160640), (2160, 9963072), (2205, 9759744), (2240, 9607248), (2268, 9488640), (2304, 9340380), (2352, 9149760), (2430, 8856064), (2471, 8709120), (2520, 8539776), (2560, 8406342), (2592, 8302560), (2646, 8133120), (2688, 8006040), (2824, 7620480), (2835, 7590912), (2880, 7472304), (2940, 7319808), (3024, 7116480), (3072, 7005285), (3136, 6862320), (3177, 6773760), (3240, 6642048), (3360, 6404832), (3402, 6325760), (3456, 6226920), (3528, 6099840), (3530, 6096384), (3584, 6004530), (3780, 5693184), (3840, 5604228), (3888, 5535040), (3920, 5489856), (3969, 5422080), (4032, 5337360), (4236, 5080320), (4320, 4981536), (4410, 4879872), (4480, 4803624), (4536, 4744320), (4608, 4670190), (4704, 4574880), (4860, 4428032), (4942, 4354560), (5040, 4269888), (5120, 4203171), (5184, 4151280), (5292, 4066560), (5295, 4064256), (5376, 4003020), (5648, 3810240), (5670, 3795456), (5760, 3736152), (5880, 3659904), (6048, 3558240), (6272, 3431160), (6354, 3386880), (6480, 3321024), (6615, 3253248), (6720, 3202416), (6804, 3162880), (6912, 3113460), (7056, 3049920), (7060, 3048192), (7168, 3002265), (7413, 2903040), (7560, 2846592), (7680, 2802114), (7776, 2767520), (7840, 2744928), (7938, 2711040), (8064, 2668680), (8472, 2540160), (8505, 2530304), (8640, 2490768), (8820, 2439936), (8960, 2401812), (9072, 2372160), (9216, 2335095), (9408, 2287440), (9531, 2257920), (9720, 2214016), (9884, 2177280), (10080, 2134944), (10368, 2075640), (10584, 2033280), (10590, 2032128), (10752, 2001510), (11296, 1905120), (11340, 1897728), (11520, 1868076), (11760, 1829952), (11907, 1807360), (12096, 1779120), (12355, 1741824), (12544, 1715580), (12708, 1693440), (12960, 1660512), (13230, 1626624), (13440, 1601208), (13608, 1581440), (13824, 1556730), (14112, 1524960), (14120, 1524096), (14826, 1451520), (15120, 1423296), (15360, 1401057), (15552, 1383760), (15680, 1372464), (15876, 1355520), (15885, 1354752), (16128, 1334340), (16944, 1270080), (17010, 1265152), (17280, 1245384), (17297, 1244160), (17640, 1219968), (17920, 1200906), (18144, 1186080), (18816, 1143720), (19062, 1128960), (19440, 1107008), (19768, 1088640), (19845, 1084416), (20160, 1067472), (20736, 1037820), (21168, 1016640), (21180, 1016064), (21504, 1000755), (22239, 967680), (22592, 952560), (22680, 948864), (23040, 934038), (23520, 914976), (23814, 903680), (24192, 889560), (24710, 870912), (25088, 857790), (25416, 846720), (25920, 830256), (26460, 813312), (26880, 800604), (27216, 790720), (27648, 778365), (28224, 762480), (28240, 762048), (28593, 752640), (29652, 725760), (30240, 711648), (31104, 691880), (31360, 686232), (31752, 677760), (31770, 677376), (32256, 667170), (33888, 635040), (34020, 632576), (34560, 622692), (34594, 622080), (35280, 609984), (35840, 600453), (36288, 593040), (37065, 580608), (37632, 571860), (38124, 564480), (38880, 553504), (39536, 544320), (39690, 542208), (40320, 533736), (41472, 518910), (42336, 508320), (42360, 508032), (44478, 483840), (45184, 476280), (45360, 474432), (46080, 467019), (47040, 457488), (47628, 451840), (47655, 451584), (48384, 444780), (49420, 435456), (50176, 428895), (50832, 423360), (51840, 415128), (51891, 414720), (52920, 406656), (53760, 400302), (54432, 395360), (56448, 381240), (56480, 381024), (57186, 376320), (59304, 362880), (59535, 361472), (60480, 355824), (62208, 345940), (62720, 343116), (63504, 338880), (63540, 338688), (64512, 333585), (66717, 322560), (67776, 317520), (68040, 316288), (69120, 311346), (69188, 311040), (70560, 304992), (72576, 296520), (74130, 290304), (75264, 285930), (76248, 282240), (77760, 276752), (79072, 272160), (79380, 271104), (80640, 266868), (82944, 259455), (84672, 254160), (84720, 254016), (85779, 250880), (86485, 248832), (88956, 241920), (90368, 238140), (90720, 237216), (94080, 228744), (95256, 225920), (95310, 225792), (96768, 222390), (98840, 217728), (101664, 211680), (103680, 207564), (103782, 207360), (105840, 203328), (107520, 200151), (108864, 197680), (111195, 193536), (112896, 190620), (112960, 190512), (114372, 188160), (118608, 181440), (119070, 180736), (120960, 177912), (124416, 172970), (125440, 171558), (127008, 169440), (127080, 169344), (133434, 161280), (135552, 158760), (136080, 158144), (138240, 155673), (138376, 155520), (141120, 152496), (142965, 150528), (145152, 148260)]