20509931520

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 1152

約数和(自身を含む): 86930625600

約数和(自身を除く): 66420694080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 19, 20, 24, 26, 30, 32, 34, 36, 38, 39, 40, 45, 48, 51, 52, 53, 57, 60, 64, 65, 68, 72, 76, 78, 80, 85, 90, 95, 96, 102, 104, 106, 114, 117, 120, 128, 130, 136, 144, 152, 153, 156, 159, 160, 170, 171, 180, 190, 192, 195, 204, 208, 212, 221, 228, 234, 240, 247, 255, 256, 260, 265, 272, 285, 288, 304, 306, 312, 318, 320, 323, 340, 342, 360, 380, 384, 390, 408, 416, 424, 442, 456, 468, 477, 480, 494, 510, 512, 520, 530, 544, 570, 576, 585, 608, 612, 624, 636, 640, 646, 663, 680, 684, 689, 720, 741, 760, 765, 768, 780, 795, 816, 832, 848, 855, 884, 901, 912, 936, 954, 960, 969, 988, 1007, 1020, 1024, 1040, 1060, 1088, 1105, 1140, 1152, 1170, 1216, 1224, 1235, 1248, 1272, 1280, 1292, 1326, 1360, 1368, 1378, 1440, 1482, 1520, 1530, 1536, 1560, 1590, 1615, 1632, 1664, 1696, 1710, 1768, 1802, 1824, 1872, 1908, 1920, 1938, 1976, 1989, 2014, 2040, 2048, 2067, 2080, 2120, 2176, 2210, 2223, 2280, 2304, 2340, 2385, 2432, 2448, 2470, 2496, 2544, 2560, 2584, 2652, 2703, 2720, 2736, 2756, 2880, 2907, 2964, 3021, 3040, 3060, 3072, 3120, 3180, 3230, 3264, 3315, 3328, 3392, 3420, 3445, 3536, 3604, 3648, 3705, 3744, 3816, 3840, 3876, 3952, 3978, 4028, 4080, 4134, 4160, 4199, 4240, 4352, 4420, 4446, 4505, 4560, 4608, 4680, 4770, 4845, 4864, 4896, 4940, 4992, 5035, 5088, 5120, 5168, 5304, 5406, 5440, 5472, 5512, 5760, 5814, 5928, 6042, 6080, 6120, 6144, 6201, 6240, 6360, 6460, 6528, 6630, 6656, 6784, 6840, 6890, 7072, 7208, 7296, 7410, 7488, 7632, 7680, 7752, 7904, 7956, 8056, 8109, 8160, 8268, 8320, 8398, 8480, 8704, 8840, 8892, 9010, 9063, 9120, 9216, 9360, 9540, 9690, 9728, 9792, 9880, 9945, 9984, 10070, 10176, 10240, 10335, 10336, 10608, 10812, 10880, 10944, 11024, 11115, 11520, 11628, 11713, 11856, 12084, 12160, 12240, 12402, 12480, 12597, 12720, 12920, 13056, 13091, 13260, 13312, 13515, 13568, 13680, 13780, 14144, 14416, 14535, 14592, 14820, 14976, 15105, 15264, 15360, 15504, 15808, 15912, 16112, 16218, 16320, 16536, 16640, 16796, 16960, 17119, 17408, 17680, 17784, 18020, 18126, 18240, 18432, 18720, 19080, 19380, 19456, 19584, 19760, 19890, 19968, 20140, 20352, 20670, 20672, 20995, 21216, 21624, 21760, 21888, 22048, 22230, 23040, 23256, 23426, 23712, 24168, 24320, 24480, 24804, 24960, 25194, 25440, 25840, 26112, 26182, 26520, 26624, 27030, 27136, 27360, 27560, 28288, 28832, 29070, 29184, 29640, 29952, 30210, 30528, 30720, 31005, 31008, 31616, 31824, 32224, 32436, 32640, 33072, 33280, 33592, 33920, 34238, 34816, 35139, 35360, 35568, 36040, 36252, 36480, 37440, 37791, 38160, 38760, 38912, 39168, 39273, 39520, 39780, 39936, 40280, 40545, 40704, 41340, 41344, 41990, 42432, 43248, 43520, 43776, 44096, 44460, 45315, 46080, 46512, 46852, 47424, 48336, 48640, 48960, 49608, 49920, 50388, 50880, 51357, 51680, 52224, 52364, 53040, 54060, 54272, 54720, 55120, 56576, 57664, 58140, 58368, 58565, 59280, 59904, 60420, 61056, 62010, 62016, 62985, 63232, 63648, 64448, 64872, 65280, 65455, 66144, 66560, 67184, 67840, 68476, 70278, 70720, 71136, 72080, 72504, 72960, 74880, 75582, 76320, 77520, 78336, 78546, 79040, 79560, 79872, 80560, 81090, 81408, 82680, 82688, 83980, 84864, 85595, 86496, 87040, 87552, 88192, 88920, 90630, 92160, 93024, 93704, 94848, 96672, 97280, 97920, 99216, 99840, 100776, 101760, 102714, 103360, 104448, 104728, 105417, 106080, 108120, 108544, 109440, 110240, 113152, 115328, 116280, 116736, 117130, 117819, 118560, 119808, 120840, 122112, 124020, 124032, 125970, 126464, 127296, 128896, 129744, 130560, 130910, 132288, 133120, 134368, 135680, 136952, 140556, 141440, 142272, 144160, 145008, 145920, 149760, 151164, 152640, 154071, 155040, 156672, 157092, 158080, 159120, 161120, 162180, 162816, 165360, 165376, 167960, 169728, 171190, 172992, 174080, 175104, 175695, 176384, 177840, 181260, 186048, 187408, 188955, 189696, 193344, 194560, 195840, 196365, 198432, 199680, 201552, 203520, 205428, 206720, 209456, 210834, 212160, 216240, 218880, 220480, 222547, 226304, 230656, 232560, 234260, 235638, 237120, 239616, 241680, 244224, 248040, 248064, 251940, 252928, 254592, 256785, 257792, 259488, 261120, 261820, 264576, 268736, 271360, 273904, 281112, 282880, 284544, 288320, 290016, 291840, 299520, 302328, 305280, 308142, 310080, 313344, 314184, 316160, 318240, 322240, 324360, 325632, 330720, 330752, 335920, 339456, 342380, 345984, 350208, 351390, 352768, 355680, 362520, 372096, 374816, 377910, 379392, 386688, 391680, 392730, 396864, 399360, 403104, 407040, 410856, 413440, 418912, 421668, 424320, 432480, 437760, 440960, 445094, 452608, 461312, 465120, 468520, 471276, 474240, 483360, 488448, 496080, 496128, 503880, 505856, 509184, 513570, 515584, 518976, 522240, 523640, 527085, 529152, 537472, 542720, 547808, 562224, 565760, 569088, 576640, 580032, 583680, 589095, 599040, 604656, 610560, 616284, 620160, 628368, 632320, 636480, 644480, 648720, 661440, 661504, 667641, 671840, 678912, 684760, 691968, 702780, 705536, 711360, 725040, 744192, 749632, 755820, 758784, 770355, 773376, 783360, 785460, 793728, 806208, 814080, 821712, 826880, 837824, 843336, 848640, 864960, 875520, 881920, 890188, 922624, 930240, 937040, 942552, 948480, 966720, 976896, 992160, 992256, 1007760, 1018368, 1027140, 1031168, 1037952, 1047280, 1054170, 1058304, 1074944, 1095616, 1112735, 1124448, 1131520, 1138176, 1153280, 1160064, 1178190, 1198080, 1209312, 1221120, 1232568, 1240320, 1256736, 1264640, 1272960, 1288960, 1297440, 1322880, 1335282, 1343680, 1357824, 1369520, 1383936, 1405560, 1411072, 1422720, 1450080, 1488384, 1499264, 1511640, 1517568, 1540710, 1546752, 1566720, 1570920, 1587456, 1612416, 1628160, 1643424, 1653760, 1675648, 1686672, 1697280, 1729920, 1751040, 1763840, 1780376, 1845248, 1860480, 1874080, 1885104, 1896960, 1933440, 1984320, 1984512, 2002923, 2015520, 2036736, 2054280, 2062336, 2075904, 2094560, 2108340, 2116608, 2149888, 2191232, 2225470, 2248896, 2263040, 2276352, 2306560, 2320128, 2356380, 2418624, 2442240, 2465136, 2480640, 2513472, 2529280, 2545920, 2577920, 2594880, 2645760, 2670564, 2687360, 2739040, 2767872, 2811120, 2845440, 2900160, 2976768, 2998528, 3023280, 3081420, 3093504, 3141840, 3174912, 3224832, 3286848, 3307520, 3338205, 3351296, 3373344, 3394560, 3459840, 3527680, 3560752, 3720960, 3748160, 3770208, 3793920, 3866880, 3968640, 4005846, 4031040, 4073472, 4108560, 4151808, 4189120, 4216680, 4233216, 4299776, 4382464, 4450940, 4497792, 4552704, 4613120, 4640256, 4712760, 4837248, 4884480, 4930272, 4961280, 5026944, 5091840, 5155840, 5189760, 5291520, 5341128, 5374720, 5478080, 5535744, 5622240, 5690880, 5800320, 5953536, 5997056, 6046560, 6162840, 6187008, 6283680, 6349824, 6449664, 6573696, 6676410, 6702592, 6746688, 6789120, 6919680, 7055360, 7121504, 7441920, 7496320, 7540416, 7587840, 7733760, 7937280, 8011692, 8062080, 8217120, 8303616, 8378240, 8433360, 8599552, 8764928, 8901880, 8995584, 9226240, 9280512, 9425520, 9674496, 9860544, 9922560, 10014615, 10053888, 10183680, 10311680, 10379520, 10583040, 10682256, 10749440, 10956160, 11244480, 11381760, 11600640, 11994112, 12093120, 12325680, 12567360, 12699648, 12899328, 13147392, 13352820, 13405184, 13493376, 13839360, 14243008, 14883840, 14992640, 15080832, 15467520, 15874560, 16023384, 16124160, 16434240, 16607232, 16756480, 16866720, 17529856, 17803760, 17991168, 18561024, 18851040, 19348992, 19721088, 20029230, 20107776, 20367360, 20759040, 21166080, 21364512, 21498880, 21912320, 22488960, 22763520, 23201280, 23988224, 24186240, 24651360, 25134720, 25798656, 26294784, 26705640, 26810368, 26986752, 27678720, 28486016, 29767680, 29985280, 30161664, 30935040, 31749120, 32046768, 32248320, 32868480, 33512960, 33733440, 35059712, 35607520, 35982336, 37702080, 38697984, 39442176, 40058460, 40215552, 41518080, 42729024, 42997760, 43824640, 44977920, 46402560, 48372480, 49302720, 50269440, 52589568, 53411280, 53973504, 56972032, 59970560, 60323328, 63498240, 64093536, 64496640, 65736960, 67025920, 67466880, 71215040, 71964672, 75404160, 77395968, 78884352, 80116920, 80431104, 83036160, 85458048, 87649280, 89955840, 92805120, 96744960, 98605440, 100538880, 105179136, 106822560, 107947008, 113944064, 119941120, 120646656, 128187072, 128993280, 131473920, 134051840, 134933760, 142430080, 150808320, 157768704, 160233840, 170916096, 175298560, 179911680, 193489920, 197210880, 201077760, 213645120, 215894016, 227888128, 241293312, 256374144, 262947840, 269867520, 284860160, 301616640, 315537408, 320467680, 341832192, 359823360, 386979840, 394421760, 402155520, 427290240, 455776256, 512748288, 525895680, 539735040, 569720320, 603233280, 640935360, 683664384, 788843520, 854580480, 1025496576, 1079470080, 1139440640, 1206466560, 1281870720, 1367328768, 1577687040, 1709160960, 2050993152, 2278881280, 2563741440, 3418321920, 4101986304, 5127482880, 6836643840, 10254965760, 20509931520]

約数ペア:

[(1, 20509931520), (2, 10254965760), (3, 6836643840), (4, 5127482880), (5, 4101986304), (6, 3418321920), (8, 2563741440), (9, 2278881280), (10, 2050993152), (12, 1709160960), (13, 1577687040), (15, 1367328768), (16, 1281870720), (17, 1206466560), (18, 1139440640), (19, 1079470080), (20, 1025496576), (24, 854580480), (26, 788843520), (30, 683664384), (32, 640935360), (34, 603233280), (36, 569720320), (38, 539735040), (39, 525895680), (40, 512748288), (45, 455776256), (48, 427290240), (51, 402155520), (52, 394421760), (53, 386979840), (57, 359823360), (60, 341832192), (64, 320467680), (65, 315537408), (68, 301616640), (72, 284860160), (76, 269867520), (78, 262947840), (80, 256374144), (85, 241293312), (90, 227888128), (95, 215894016), (96, 213645120), (102, 201077760), (104, 197210880), (106, 193489920), (114, 179911680), (117, 175298560), (120, 170916096), (128, 160233840), (130, 157768704), (136, 150808320), (144, 142430080), (152, 134933760), (153, 134051840), (156, 131473920), (159, 128993280), (160, 128187072), (170, 120646656), (171, 119941120), (180, 113944064), (190, 107947008), (192, 106822560), (195, 105179136), (204, 100538880), (208, 98605440), (212, 96744960), (221, 92805120), (228, 89955840), (234, 87649280), (240, 85458048), (247, 83036160), (255, 80431104), (256, 80116920), (260, 78884352), (265, 77395968), (272, 75404160), (285, 71964672), (288, 71215040), (304, 67466880), (306, 67025920), (312, 65736960), (318, 64496640), (320, 64093536), (323, 63498240), (340, 60323328), (342, 59970560), (360, 56972032), (380, 53973504), (384, 53411280), (390, 52589568), (408, 50269440), (416, 49302720), (424, 48372480), (442, 46402560), (456, 44977920), (468, 43824640), (477, 42997760), (480, 42729024), (494, 41518080), (510, 40215552), (512, 40058460), (520, 39442176), (530, 38697984), (544, 37702080), (570, 35982336), (576, 35607520), (585, 35059712), (608, 33733440), (612, 33512960), (624, 32868480), (636, 32248320), (640, 32046768), (646, 31749120), (663, 30935040), (680, 30161664), (684, 29985280), (689, 29767680), (720, 28486016), (741, 27678720), (760, 26986752), (765, 26810368), (768, 26705640), (780, 26294784), (795, 25798656), (816, 25134720), (832, 24651360), (848, 24186240), (855, 23988224), (884, 23201280), (901, 22763520), (912, 22488960), (936, 21912320), (954, 21498880), (960, 21364512), (969, 21166080), (988, 20759040), (1007, 20367360), (1020, 20107776), (1024, 20029230), (1040, 19721088), (1060, 19348992), (1088, 18851040), (1105, 18561024), (1140, 17991168), (1152, 17803760), (1170, 17529856), (1216, 16866720), (1224, 16756480), (1235, 16607232), (1248, 16434240), (1272, 16124160), (1280, 16023384), (1292, 15874560), (1326, 15467520), (1360, 15080832), (1368, 14992640), (1378, 14883840), (1440, 14243008), (1482, 13839360), (1520, 13493376), (1530, 13405184), (1536, 13352820), (1560, 13147392), (1590, 12899328), (1615, 12699648), (1632, 12567360), (1664, 12325680), (1696, 12093120), (1710, 11994112), (1768, 11600640), (1802, 11381760), (1824, 11244480), (1872, 10956160), (1908, 10749440), (1920, 10682256), (1938, 10583040), (1976, 10379520), (1989, 10311680), (2014, 10183680), (2040, 10053888), (2048, 10014615), (2067, 9922560), (2080, 9860544), (2120, 9674496), (2176, 9425520), (2210, 9280512), (2223, 9226240), (2280, 8995584), (2304, 8901880), (2340, 8764928), (2385, 8599552), (2432, 8433360), (2448, 8378240), (2470, 8303616), (2496, 8217120), (2544, 8062080), (2560, 8011692), (2584, 7937280), (2652, 7733760), (2703, 7587840), (2720, 7540416), (2736, 7496320), (2756, 7441920), (2880, 7121504), (2907, 7055360), (2964, 6919680), (3021, 6789120), (3040, 6746688), (3060, 6702592), (3072, 6676410), (3120, 6573696), (3180, 6449664), (3230, 6349824), (3264, 6283680), (3315, 6187008), (3328, 6162840), (3392, 6046560), (3420, 5997056), (3445, 5953536), (3536, 5800320), (3604, 5690880), (3648, 5622240), (3705, 5535744), (3744, 5478080), (3816, 5374720), (3840, 5341128), (3876, 5291520), (3952, 5189760), (3978, 5155840), (4028, 5091840), (4080, 5026944), (4134, 4961280), (4160, 4930272), (4199, 4884480), (4240, 4837248), (4352, 4712760), (4420, 4640256), (4446, 4613120), (4505, 4552704), (4560, 4497792), (4608, 4450940), (4680, 4382464), (4770, 4299776), (4845, 4233216), (4864, 4216680), (4896, 4189120), (4940, 4151808), (4992, 4108560), (5035, 4073472), (5088, 4031040), (5120, 4005846), (5168, 3968640), (5304, 3866880), (5406, 3793920), (5440, 3770208), (5472, 3748160), (5512, 3720960), (5760, 3560752), (5814, 3527680), (5928, 3459840), (6042, 3394560), (6080, 3373344), (6120, 3351296), (6144, 3338205), (6201, 3307520), (6240, 3286848), (6360, 3224832), (6460, 3174912), (6528, 3141840), (6630, 3093504), (6656, 3081420), (6784, 3023280), (6840, 2998528), (6890, 2976768), (7072, 2900160), (7208, 2845440), (7296, 2811120), (7410, 2767872), (7488, 2739040), (7632, 2687360), (7680, 2670564), (7752, 2645760), (7904, 2594880), (7956, 2577920), (8056, 2545920), (8109, 2529280), (8160, 2513472), (8268, 2480640), (8320, 2465136), (8398, 2442240), (8480, 2418624), (8704, 2356380), (8840, 2320128), (8892, 2306560), (9010, 2276352), (9063, 2263040), (9120, 2248896), (9216, 2225470), (9360, 2191232), (9540, 2149888), (9690, 2116608), (9728, 2108340), (9792, 2094560), (9880, 2075904), (9945, 2062336), (9984, 2054280), (10070, 2036736), (10176, 2015520), (10240, 2002923), (10335, 1984512), (10336, 1984320), (10608, 1933440), (10812, 1896960), (10880, 1885104), (10944, 1874080), (11024, 1860480), (11115, 1845248), (11520, 1780376), (11628, 1763840), (11713, 1751040), (11856, 1729920), (12084, 1697280), (12160, 1686672), (12240, 1675648), (12402, 1653760), (12480, 1643424), (12597, 1628160), (12720, 1612416), (12920, 1587456), (13056, 1570920), (13091, 1566720), (13260, 1546752), (13312, 1540710), (13515, 1517568), (13568, 1511640), (13680, 1499264), (13780, 1488384), (14144, 1450080), (14416, 1422720), (14535, 1411072), (14592, 1405560), (14820, 1383936), (14976, 1369520), 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