20516509440

素因数分解:

$2^8\times 3^8\times 5^1\times 7^1\times {\mathrm{349}}^1$

素因数の和:401

約数の個数: 648

約数和(自身を含む): 84483016800

約数和(自身を除く): 63966507360

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, 243, 252, 256, 270, 280, 288, 315, 320, 324, 336, 349, 360, 378, 384, 405, 420, 432, 448, 480, 486, 504, 540, 560, 567, 576, 630, 640, 648, 672, 698, 720, 729, 756, 768, 810, 840, 864, 896, 945, 960, 972, 1008, 1047, 1080, 1120, 1134, 1152, 1215, 1260, 1280, 1296, 1344, 1396, 1440, 1458, 1512, 1620, 1680, 1701, 1728, 1745, 1792, 1890, 1920, 1944, 2016, 2094, 2160, 2187, 2240, 2268, 2304, 2430, 2443, 2520, 2592, 2688, 2792, 2835, 2880, 2916, 3024, 3141, 3240, 3360, 3402, 3456, 3490, 3645, 3780, 3840, 3888, 4032, 4188, 4320, 4374, 4480, 4536, 4860, 4886, 5040, 5103, 5184, 5235, 5376, 5584, 5670, 5760, 5832, 6048, 6282, 6480, 6561, 6720, 6804, 6912, 6980, 7290, 7329, 7560, 7776, 8064, 8376, 8505, 8640, 8748, 8960, 9072, 9423, 9720, 9772, 10080, 10206, 10368, 10470, 10935, 11168, 11340, 11520, 11664, 12096, 12215, 12564, 12960, 13122, 13440, 13608, 13960, 14580, 14658, 15120, 15309, 15552, 15705, 16128, 16752, 17010, 17280, 17496, 18144, 18846, 19440, 19544, 20160, 20412, 20736, 20940, 21870, 21987, 22336, 22680, 23328, 24192, 24430, 25128, 25515, 25920, 26244, 26880, 27216, 27920, 28269, 29160, 29316, 30240, 30618, 31104, 31410, 32805, 33504, 34020, 34560, 34992, 36288, 36645, 37692, 38880, 39088, 40320, 40824, 41880, 43740, 43974, 44672, 45360, 45927, 46656, 47115, 48384, 48860, 50256, 51030, 51840, 52488, 54432, 55840, 56538, 58320, 58632, 60480, 61236, 62208, 62820, 65610, 65961, 67008, 68040, 69984, 72576, 73290, 75384, 76545, 77760, 78176, 80640, 81648, 83760, 84807, 87480, 87948, 89344, 90720, 91854, 93312, 94230, 97720, 100512, 102060, 103680, 104976, 108864, 109935, 111680, 113076, 116640, 117264, 120960, 122472, 125640, 131220, 131922, 134016, 136080, 139968, 141345, 145152, 146580, 150768, 153090, 155520, 156352, 163296, 167520, 169614, 174960, 175896, 181440, 183708, 186624, 188460, 195440, 197883, 201024, 204120, 209952, 217728, 219870, 223360, 226152, 229635, 233280, 234528, 241920, 244944, 251280, 254421, 262440, 263844, 268032, 272160, 279936, 282690, 293160, 301536, 306180, 311040, 312704, 326592, 329805, 335040, 339228, 349920, 351792, 362880, 367416, 376920, 390880, 395766, 402048, 408240, 419904, 424035, 435456, 439740, 446720, 452304, 459270, 466560, 469056, 489888, 502560, 508842, 524880, 527688, 544320, 559872, 565380, 586320, 593649, 603072, 612360, 625408, 653184, 659610, 670080, 678456, 699840, 703584, 725760, 734832, 753840, 763263, 781760, 791532, 804096, 816480, 839808, 848070, 879480, 904608, 918540, 933120, 938112, 979776, 989415, 1005120, 1017684, 1049760, 1055376, 1088640, 1130760, 1172640, 1187298, 1206144, 1224720, 1272105, 1306368, 1319220, 1340160, 1356912, 1399680, 1407168, 1469664, 1507680, 1526526, 1563520, 1583064, 1632960, 1679616, 1696140, 1758960, 1780947, 1809216, 1837080, 1876224, 1959552, 1978830, 2010240, 2035368, 2099520, 2110752, 2177280, 2261520, 2289789, 2345280, 2374596, 2412288, 2449440, 2544210, 2638440, 2713824, 2799360, 2814336, 2939328, 2968245, 3015360, 3053052, 3127040, 3166128, 3265920, 3392280, 3517920, 3561894, 3618432, 3674160, 3816315, 3919104, 3957660, 4020480, 4070736, 4199040, 4221504, 4523040, 4579578, 4690560, 4749192, 4898880, 5088420, 5276880, 5342841, 5427648, 5628672, 5878656, 5936490, 6030720, 6106104, 6332256, 6531840, 6784560, 7035840, 7123788, 7236864, 7348320, 7632630, 7915320, 8141472, 8398080, 8443008, 8904735, 9046080, 9159156, 9381120, 9498384, 9797760, 10176840, 10553760, 10685682, 10855296, 11448945, 11757312, 11872980, 12061440, 12212208, 12664512, 13569120, 14071680, 14247576, 14696640, 15265260, 15830640, 16028523, 16282944, 16886016, 17809470, 18092160, 18318312, 18996768, 19595520, 20353680, 21107520, 21371364, 21710592, 22897890, 23745960, 24424416, 25329024, 26714205, 27138240, 28143360, 28495152, 29393280, 30530520, 31661280, 32057046, 32565888, 35618940, 36184320, 36636624, 37993536, 40707360, 42215040, 42742728, 45795780, 47491920, 48848832, 50658048, 53428410, 54276480, 56990304, 58786560, 61061040, 63322560, 64114092, 65131776, 71237880, 73273248, 75987072, 80142615, 81414720, 84430080, 85485456, 91591560, 94983840, 97697664, 106856820, 108552960, 113980608, 122122080, 126645120, 128228184, 142475760, 146546496, 151974144, 160285230, 162829440, 170970912, 183183120, 189967680, 195395328, 213713640, 227961216, 244244160, 253290240, 256456368, 284951520, 293092992, 320570460, 325658880, 341941824, 366366240, 379935360, 427427280, 455922432, 488488320, 512912736, 569903040, 586185984, 641140920, 683883648, 732732480, 759870720, 854854560, 976976640, 1025825472, 1139806080, 1282281840, 1367767296, 1465464960, 1709709120, 2051650944, 2279612160, 2564563680, 2930929920, 3419418240, 4103301888, 5129127360, 6838836480, 10258254720, 20516509440]

約数ペア:

[(1, 20516509440), (2, 10258254720), (3, 6838836480), (4, 5129127360), (5, 4103301888), (6, 3419418240), (7, 2930929920), (8, 2564563680), (9, 2279612160), (10, 2051650944), (12, 1709709120), (14, 1465464960), (15, 1367767296), (16, 1282281840), (18, 1139806080), (20, 1025825472), (21, 976976640), (24, 854854560), (27, 759870720), (28, 732732480), (30, 683883648), (32, 641140920), (35, 586185984), (36, 569903040), (40, 512912736), (42, 488488320), (45, 455922432), (48, 427427280), (54, 379935360), (56, 366366240), (60, 341941824), (63, 325658880), (64, 320570460), (70, 293092992), (72, 284951520), (80, 256456368), (81, 253290240), (84, 244244160), (90, 227961216), (96, 213713640), (105, 195395328), (108, 189967680), (112, 183183120), (120, 170970912), (126, 162829440), (128, 160285230), (135, 151974144), (140, 146546496), (144, 142475760), (160, 128228184), (162, 126645120), (168, 122122080), (180, 113980608), (189, 108552960), (192, 106856820), (210, 97697664), (216, 94983840), (224, 91591560), (240, 85485456), (243, 84430080), (252, 81414720), (256, 80142615), (270, 75987072), (280, 73273248), (288, 71237880), (315, 65131776), (320, 64114092), (324, 63322560), (336, 61061040), (349, 58786560), (360, 56990304), (378, 54276480), (384, 53428410), (405, 50658048), (420, 48848832), (432, 47491920), (448, 45795780), (480, 42742728), (486, 42215040), (504, 40707360), (540, 37993536), (560, 36636624), (567, 36184320), (576, 35618940), (630, 32565888), (640, 32057046), (648, 31661280), (672, 30530520), (698, 29393280), (720, 28495152), (729, 28143360), (756, 27138240), (768, 26714205), (810, 25329024), (840, 24424416), (864, 23745960), (896, 22897890), (945, 21710592), (960, 21371364), (972, 21107520), (1008, 20353680), (1047, 19595520), (1080, 18996768), (1120, 18318312), (1134, 18092160), (1152, 17809470), (1215, 16886016), (1260, 16282944), (1280, 16028523), (1296, 15830640), (1344, 15265260), (1396, 14696640), (1440, 14247576), (1458, 14071680), (1512, 13569120), (1620, 12664512), (1680, 12212208), (1701, 12061440), (1728, 11872980), (1745, 11757312), (1792, 11448945), (1890, 10855296), (1920, 10685682), (1944, 10553760), (2016, 10176840), (2094, 9797760), (2160, 9498384), (2187, 9381120), (2240, 9159156), (2268, 9046080), (2304, 8904735), (2430, 8443008), (2443, 8398080), (2520, 8141472), (2592, 7915320), (2688, 7632630), (2792, 7348320), (2835, 7236864), (2880, 7123788), (2916, 7035840), (3024, 6784560), (3141, 6531840), (3240, 6332256), (3360, 6106104), (3402, 6030720), (3456, 5936490), (3490, 5878656), (3645, 5628672), (3780, 5427648), (3840, 5342841), (3888, 5276880), (4032, 5088420), (4188, 4898880), (4320, 4749192), (4374, 4690560), (4480, 4579578), (4536, 4523040), (4860, 4221504), (4886, 4199040), (5040, 4070736), (5103, 4020480), (5184, 3957660), (5235, 3919104), (5376, 3816315), (5584, 3674160), (5670, 3618432), (5760, 3561894), (5832, 3517920), (6048, 3392280), (6282, 3265920), (6480, 3166128), (6561, 3127040), (6720, 3053052), (6804, 3015360), (6912, 2968245), (6980, 2939328), (7290, 2814336), (7329, 2799360), (7560, 2713824), (7776, 2638440), (8064, 2544210), (8376, 2449440), (8505, 2412288), (8640, 2374596), (8748, 2345280), (8960, 2289789), (9072, 2261520), (9423, 2177280), (9720, 2110752), (9772, 2099520), (10080, 2035368), (10206, 2010240), (10368, 1978830), (10470, 1959552), (10935, 1876224), (11168, 1837080), (11340, 1809216), (11520, 1780947), (11664, 1758960), (12096, 1696140), (12215, 1679616), (12564, 1632960), (12960, 1583064), (13122, 1563520), (13440, 1526526), (13608, 1507680), (13960, 1469664), (14580, 1407168), (14658, 1399680), (15120, 1356912), (15309, 1340160), (15552, 1319220), (15705, 1306368), (16128, 1272105), (16752, 1224720), (17010, 1206144), (17280, 1187298), (17496, 1172640), (18144, 1130760), (18846, 1088640), (19440, 1055376), (19544, 1049760), (20160, 1017684), (20412, 1005120), (20736, 989415), (20940, 979776), (21870, 938112), (21987, 933120), (22336, 918540), (22680, 904608), (23328, 879480), (24192, 848070), (24430, 839808), (25128, 816480), (25515, 804096), (25920, 791532), (26244, 781760), (26880, 763263), (27216, 753840), (27920, 734832), (28269, 725760), (29160, 703584), (29316, 699840), (30240, 678456), (30618, 670080), (31104, 659610), (31410, 653184), (32805, 625408), (33504, 612360), (34020, 603072), (34560, 593649), (34992, 586320), (36288, 565380), (36645, 559872), (37692, 544320), (38880, 527688), (39088, 524880), (40320, 508842), (40824, 502560), (41880, 489888), (43740, 469056), (43974, 466560), (44672, 459270), (45360, 452304), (45927, 446720), (46656, 439740), (47115, 435456), (48384, 424035), (48860, 419904), (50256, 408240), (51030, 402048), (51840, 395766), (52488, 390880), (54432, 376920), (55840, 367416), (56538, 362880), (58320, 351792), (58632, 349920), (60480, 339228), (61236, 335040), (62208, 329805), (62820, 326592), (65610, 312704), (65961, 311040), (67008, 306180), (68040, 301536), (69984, 293160), (72576, 282690), (73290, 279936), (75384, 272160), (76545, 268032), (77760, 263844), (78176, 262440), (80640, 254421), (81648, 251280), (83760, 244944), (84807, 241920), (87480, 234528), (87948, 233280), (89344, 229635), (90720, 226152), (91854, 223360), (93312, 219870), (94230, 217728), (97720, 209952), (100512, 204120), (102060, 201024), (103680, 197883), (104976, 195440), (108864, 188460), (109935, 186624), (111680, 183708), (113076, 181440), (116640, 175896), (117264, 174960), (120960, 169614), (122472, 167520), (125640, 163296), (131220, 156352), (131922, 155520), (134016, 153090), (136080, 150768), (139968, 146580), (141345, 145152)]