20315473920

素因数分解:

$2^{11}\times 3^4\times 5^1\times 7^1\times {\mathrm{3499}}^1$

素因数の和:3545

約数の個数: 480

約数和(自身を含む): 83243160000

約数和(自身を除く): 62927686080

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, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2048, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3072, 3240, 3360, 3456, 3499, 3584, 3780, 3840, 4032, 4320, 4480, 4536, 4608, 5040, 5120, 5184, 5376, 5670, 5760, 6048, 6144, 6480, 6720, 6912, 6998, 7168, 7560, 7680, 8064, 8640, 8960, 9072, 9216, 10080, 10240, 10368, 10497, 10752, 11340, 11520, 12096, 12960, 13440, 13824, 13996, 14336, 15120, 15360, 16128, 17280, 17495, 17920, 18144, 18432, 20160, 20736, 20994, 21504, 22680, 23040, 24192, 24493, 25920, 26880, 27648, 27992, 30240, 30720, 31491, 32256, 34560, 34990, 35840, 36288, 40320, 41472, 41988, 43008, 45360, 46080, 48384, 48986, 51840, 52485, 53760, 55296, 55984, 60480, 62982, 64512, 69120, 69980, 71680, 72576, 73479, 80640, 82944, 83976, 90720, 92160, 94473, 96768, 97972, 103680, 104970, 107520, 111968, 120960, 122465, 125964, 129024, 138240, 139960, 145152, 146958, 157455, 161280, 165888, 167952, 181440, 188946, 193536, 195944, 207360, 209940, 215040, 220437, 223936, 241920, 244930, 251928, 276480, 279920, 283419, 290304, 293916, 314910, 322560, 335904, 362880, 367395, 377892, 387072, 391888, 414720, 419880, 440874, 447872, 472365, 483840, 489860, 503856, 559840, 566838, 580608, 587832, 629820, 645120, 661311, 671808, 725760, 734790, 755784, 783776, 829440, 839760, 881748, 895744, 944730, 967680, 979720, 1007712, 1102185, 1119680, 1133676, 1161216, 1175664, 1259640, 1322622, 1343616, 1417095, 1451520, 1469580, 1511568, 1567552, 1679520, 1763496, 1791488, 1889460, 1935360, 1959440, 1983933, 2015424, 2204370, 2239360, 2267352, 2351328, 2519280, 2645244, 2687232, 2834190, 2903040, 2939160, 3023136, 3135104, 3306555, 3359040, 3526992, 3582976, 3778920, 3918880, 3967866, 4030848, 4408740, 4478720, 4534704, 4702656, 5038560, 5290488, 5374464, 5668380, 5806080, 5878320, 6046272, 6270208, 6613110, 6718080, 7053984, 7165952, 7557840, 7837760, 7935732, 8061696, 8817480, 8957440, 9069408, 9405312, 9919665, 10077120, 10580976, 10748928, 11336760, 11756640, 12092544, 12540416, 13226220, 13436160, 14107968, 15115680, 15675520, 15871464, 16123392, 17634960, 17914880, 18138816, 18810624, 19839330, 20154240, 21161952, 21497856, 22673520, 23513280, 24185088, 25080832, 26452440, 26872320, 28215936, 30231360, 31351040, 31742928, 32246784, 35269920, 35829760, 36277632, 37621248, 39678660, 40308480, 42323904, 45347040, 47026560, 48370176, 50161664, 52904880, 53744640, 56431872, 60462720, 62702080, 63485856, 64493568, 70539840, 72555264, 75242496, 79357320, 80616960, 84647808, 90694080, 94053120, 96740352, 105809760, 107489280, 112863744, 120925440, 125404160, 126971712, 141079680, 145110528, 150484992, 158714640, 161233920, 169295616, 181388160, 188106240, 193480704, 211619520, 225727488, 241850880, 250808320, 253943424, 282159360, 290221056, 317429280, 322467840, 338591232, 362776320, 376212480, 423239040, 451454976, 483701760, 507886848, 564318720, 580442112, 634858560, 677182464, 725552640, 752424960, 846478080, 967403520, 1015773696, 1128637440, 1269717120, 1354364928, 1451105280, 1692956160, 2031547392, 2257274880, 2539434240, 2902210560, 3385912320, 4063094784, 5078868480, 6771824640, 10157736960, 20315473920]

約数ペア:

[(1, 20315473920), (2, 10157736960), (3, 6771824640), (4, 5078868480), (5, 4063094784), (6, 3385912320), (7, 2902210560), (8, 2539434240), (9, 2257274880), (10, 2031547392), (12, 1692956160), (14, 1451105280), (15, 1354364928), (16, 1269717120), (18, 1128637440), (20, 1015773696), (21, 967403520), (24, 846478080), (27, 752424960), (28, 725552640), (30, 677182464), (32, 634858560), (35, 580442112), (36, 564318720), (40, 507886848), (42, 483701760), (45, 451454976), (48, 423239040), (54, 376212480), (56, 362776320), (60, 338591232), (63, 322467840), (64, 317429280), (70, 290221056), (72, 282159360), (80, 253943424), (81, 250808320), (84, 241850880), (90, 225727488), (96, 211619520), (105, 193480704), (108, 188106240), (112, 181388160), (120, 169295616), (126, 161233920), (128, 158714640), (135, 150484992), (140, 145110528), (144, 141079680), (160, 126971712), (162, 125404160), (168, 120925440), (180, 112863744), (189, 107489280), (192, 105809760), (210, 96740352), (216, 94053120), (224, 90694080), (240, 84647808), (252, 80616960), (256, 79357320), (270, 75242496), (280, 72555264), (288, 70539840), (315, 64493568), (320, 63485856), (324, 62702080), (336, 60462720), (360, 56431872), (378, 53744640), (384, 52904880), (405, 50161664), (420, 48370176), (432, 47026560), (448, 45347040), (480, 42323904), (504, 40308480), (512, 39678660), (540, 37621248), (560, 36277632), (567, 35829760), (576, 35269920), (630, 32246784), (640, 31742928), (648, 31351040), (672, 30231360), (720, 28215936), (756, 26872320), (768, 26452440), (810, 25080832), (840, 24185088), (864, 23513280), (896, 22673520), (945, 21497856), (960, 21161952), (1008, 20154240), (1024, 19839330), (1080, 18810624), (1120, 18138816), (1134, 17914880), (1152, 17634960), (1260, 16123392), (1280, 15871464), (1296, 15675520), (1344, 15115680), (1440, 14107968), (1512, 13436160), (1536, 13226220), (1620, 12540416), (1680, 12092544), (1728, 11756640), (1792, 11336760), (1890, 10748928), (1920, 10580976), (2016, 10077120), (2048, 9919665), (2160, 9405312), (2240, 9069408), (2268, 8957440), (2304, 8817480), (2520, 8061696), (2560, 7935732), (2592, 7837760), (2688, 7557840), (2835, 7165952), (2880, 7053984), (3024, 6718080), (3072, 6613110), (3240, 6270208), (3360, 6046272), (3456, 5878320), (3499, 5806080), (3584, 5668380), (3780, 5374464), (3840, 5290488), (4032, 5038560), (4320, 4702656), (4480, 4534704), (4536, 4478720), (4608, 4408740), (5040, 4030848), (5120, 3967866), (5184, 3918880), (5376, 3778920), (5670, 3582976), (5760, 3526992), (6048, 3359040), (6144, 3306555), (6480, 3135104), (6720, 3023136), (6912, 2939160), (6998, 2903040), (7168, 2834190), (7560, 2687232), (7680, 2645244), (8064, 2519280), (8640, 2351328), (8960, 2267352), (9072, 2239360), (9216, 2204370), (10080, 2015424), (10240, 1983933), (10368, 1959440), (10497, 1935360), (10752, 1889460), (11340, 1791488), (11520, 1763496), (12096, 1679520), (12960, 1567552), (13440, 1511568), (13824, 1469580), (13996, 1451520), (14336, 1417095), (15120, 1343616), (15360, 1322622), (16128, 1259640), (17280, 1175664), (17495, 1161216), (17920, 1133676), (18144, 1119680), (18432, 1102185), (20160, 1007712), (20736, 979720), (20994, 967680), (21504, 944730), (22680, 895744), (23040, 881748), (24192, 839760), (24493, 829440), (25920, 783776), (26880, 755784), (27648, 734790), (27992, 725760), (30240, 671808), (30720, 661311), (31491, 645120), (32256, 629820), (34560, 587832), (34990, 580608), (35840, 566838), (36288, 559840), (40320, 503856), (41472, 489860), (41988, 483840), (43008, 472365), (45360, 447872), (46080, 440874), (48384, 419880), (48986, 414720), (51840, 391888), (52485, 387072), (53760, 377892), (55296, 367395), (55984, 362880), (60480, 335904), (62982, 322560), (64512, 314910), (69120, 293916), (69980, 290304), (71680, 283419), (72576, 279920), (73479, 276480), (80640, 251928), (82944, 244930), (83976, 241920), (90720, 223936), (92160, 220437), (94473, 215040), (96768, 209940), (97972, 207360), (103680, 195944), (104970, 193536), (107520, 188946), (111968, 181440), (120960, 167952), (122465, 165888), (125964, 161280), (129024, 157455), (138240, 146958), (139960, 145152)]