20798519040

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1187}}^1$

素因数の和:1246

約数の個数: 540

約数和(自身を含む): 80653840344

約数和(自身を除く): 59855321304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 169, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 324, 338, 351, 360, 384, 390, 405, 416, 432, 468, 480, 507, 520, 540, 576, 585, 624, 640, 648, 676, 702, 720, 768, 780, 810, 832, 845, 864, 936, 960, 1014, 1040, 1053, 1080, 1152, 1170, 1187, 1248, 1280, 1296, 1352, 1404, 1440, 1521, 1560, 1620, 1664, 1690, 1728, 1755, 1872, 1920, 2028, 2080, 2106, 2160, 2304, 2340, 2374, 2496, 2535, 2592, 2704, 2808, 2880, 3042, 3120, 3240, 3328, 3380, 3456, 3510, 3561, 3744, 3840, 4056, 4160, 4212, 4320, 4563, 4680, 4748, 4992, 5070, 5184, 5265, 5408, 5616, 5760, 5935, 6084, 6240, 6480, 6760, 6912, 7020, 7122, 7488, 7605, 8112, 8320, 8424, 8640, 9126, 9360, 9496, 9984, 10140, 10368, 10530, 10683, 10816, 11232, 11520, 11870, 12168, 12480, 12960, 13520, 13689, 14040, 14244, 14976, 15210, 15431, 16224, 16640, 16848, 17280, 17805, 18252, 18720, 18992, 20280, 20736, 21060, 21366, 21632, 22464, 22815, 23740, 24336, 24960, 25920, 27040, 27378, 28080, 28488, 29952, 30420, 30862, 32049, 32448, 33696, 34560, 35610, 36504, 37440, 37984, 40560, 42120, 42732, 43264, 44928, 45630, 46293, 47480, 48672, 49920, 51840, 53415, 54080, 54756, 56160, 56976, 60840, 61724, 64098, 64896, 67392, 68445, 71220, 73008, 74880, 75968, 77155, 81120, 84240, 85464, 89856, 91260, 92586, 94960, 96147, 97344, 103680, 106830, 108160, 109512, 112320, 113952, 121680, 123448, 128196, 129792, 134784, 136890, 138879, 142440, 146016, 149760, 151936, 154310, 160245, 162240, 168480, 170928, 182520, 185172, 189920, 192294, 194688, 200603, 213660, 216320, 219024, 224640, 227904, 231465, 243360, 246896, 256392, 269568, 273780, 277758, 284880, 292032, 303872, 308620, 320490, 324480, 336960, 341856, 365040, 370344, 379840, 384588, 389376, 401206, 416637, 427320, 438048, 449280, 455808, 462930, 480735, 486720, 493792, 512784, 547560, 555516, 569760, 584064, 601809, 617240, 640980, 648960, 673920, 683712, 694395, 730080, 740688, 759680, 769176, 802412, 833274, 854640, 876096, 911616, 925860, 961470, 973440, 987584, 1003015, 1025568, 1095120, 1111032, 1139520, 1168128, 1203618, 1234480, 1249911, 1281960, 1347840, 1367424, 1388790, 1460160, 1481376, 1519360, 1538352, 1604824, 1666548, 1709280, 1752192, 1805427, 1851720, 1922940, 1946880, 1975168, 2006030, 2051136, 2083185, 2190240, 2222064, 2279040, 2407236, 2468960, 2499822, 2563920, 2734848, 2777580, 2920320, 2962752, 3009045, 3076704, 3209648, 3333096, 3418560, 3504384, 3610854, 3703440, 3845880, 3950336, 4012060, 4102272, 4166370, 4380480, 4444128, 4558080, 4814472, 4937920, 4999644, 5127840, 5416281, 5555160, 5840640, 5925504, 6018090, 6153408, 6249555, 6419296, 6666192, 6837120, 7221708, 7406880, 7691760, 8024120, 8204544, 8332740, 8760960, 8888256, 9027135, 9628944, 9875840, 9999288, 10255680, 10832562, 11110320, 11851008, 12036180, 12306816, 12499110, 12838592, 13332384, 13674240, 14443416, 14813760, 15383520, 16048240, 16248843, 16665480, 17521920, 17776512, 18054270, 19257888, 19751680, 19998576, 20511360, 21665124, 22220640, 24072360, 24613632, 24998220, 25677184, 26664768, 27081405, 28886832, 29627520, 30767040, 32096480, 32497686, 33330960, 35553024, 36108540, 38515776, 39997152, 41022720, 43330248, 44441280, 48144720, 49996440, 51354368, 53329536, 54162810, 57773664, 59255040, 61534080, 64192960, 64995372, 66661920, 72217080, 77031552, 79994304, 81244215, 86660496, 88882560, 96289440, 99992880, 106659072, 108325620, 115547328, 123068160, 128385920, 129990744, 133323840, 144434160, 154063104, 159988608, 162488430, 173320992, 177765120, 192578880, 199985760, 216651240, 231094656, 256771840, 259981488, 266647680, 288868320, 319977216, 324976860, 346641984, 385157760, 399971520, 433302480, 462189312, 519962976, 533295360, 577736640, 649953720, 693283968, 770315520, 799943040, 866604960, 1039925952, 1155473280, 1299907440, 1386567936, 1599886080, 1733209920, 2079851904, 2310946560, 2599814880, 3466419840, 4159703808, 5199629760, 6932839680, 10399259520, 20798519040]

約数ペア:

[(1, 20798519040), (2, 10399259520), (3, 6932839680), (4, 5199629760), (5, 4159703808), (6, 3466419840), (8, 2599814880), (9, 2310946560), (10, 2079851904), (12, 1733209920), (13, 1599886080), (15, 1386567936), (16, 1299907440), (18, 1155473280), (20, 1039925952), (24, 866604960), (26, 799943040), (27, 770315520), (30, 693283968), (32, 649953720), (36, 577736640), (39, 533295360), (40, 519962976), (45, 462189312), (48, 433302480), (52, 399971520), (54, 385157760), (60, 346641984), (64, 324976860), (65, 319977216), (72, 288868320), (78, 266647680), (80, 259981488), (81, 256771840), (90, 231094656), (96, 216651240), (104, 199985760), (108, 192578880), (117, 177765120), (120, 173320992), (128, 162488430), (130, 159988608), (135, 154063104), (144, 144434160), (156, 133323840), (160, 129990744), (162, 128385920), (169, 123068160), (180, 115547328), (192, 108325620), (195, 106659072), (208, 99992880), (216, 96289440), (234, 88882560), (240, 86660496), (256, 81244215), (260, 79994304), (270, 77031552), (288, 72217080), (312, 66661920), (320, 64995372), (324, 64192960), (338, 61534080), (351, 59255040), (360, 57773664), (384, 54162810), (390, 53329536), (405, 51354368), (416, 49996440), (432, 48144720), (468, 44441280), (480, 43330248), (507, 41022720), (520, 39997152), (540, 38515776), (576, 36108540), (585, 35553024), (624, 33330960), (640, 32497686), (648, 32096480), (676, 30767040), (702, 29627520), (720, 28886832), (768, 27081405), (780, 26664768), (810, 25677184), (832, 24998220), (845, 24613632), (864, 24072360), (936, 22220640), (960, 21665124), (1014, 20511360), (1040, 19998576), (1053, 19751680), (1080, 19257888), (1152, 18054270), (1170, 17776512), (1187, 17521920), (1248, 16665480), (1280, 16248843), (1296, 16048240), (1352, 15383520), (1404, 14813760), (1440, 14443416), (1521, 13674240), (1560, 13332384), (1620, 12838592), (1664, 12499110), (1690, 12306816), (1728, 12036180), (1755, 11851008), (1872, 11110320), (1920, 10832562), (2028, 10255680), (2080, 9999288), (2106, 9875840), (2160, 9628944), (2304, 9027135), (2340, 8888256), (2374, 8760960), (2496, 8332740), (2535, 8204544), (2592, 8024120), (2704, 7691760), (2808, 7406880), (2880, 7221708), (3042, 6837120), (3120, 6666192), (3240, 6419296), (3328, 6249555), (3380, 6153408), (3456, 6018090), (3510, 5925504), (3561, 5840640), (3744, 5555160), (3840, 5416281), (4056, 5127840), (4160, 4999644), (4212, 4937920), (4320, 4814472), (4563, 4558080), (4680, 4444128), (4748, 4380480), (4992, 4166370), (5070, 4102272), (5184, 4012060), (5265, 3950336), (5408, 3845880), (5616, 3703440), (5760, 3610854), (5935, 3504384), (6084, 3418560), (6240, 3333096), (6480, 3209648), (6760, 3076704), (6912, 3009045), (7020, 2962752), (7122, 2920320), (7488, 2777580), (7605, 2734848), (8112, 2563920), (8320, 2499822), (8424, 2468960), (8640, 2407236), (9126, 2279040), (9360, 2222064), (9496, 2190240), (9984, 2083185), (10140, 2051136), (10368, 2006030), (10530, 1975168), (10683, 1946880), (10816, 1922940), (11232, 1851720), (11520, 1805427), (11870, 1752192), (12168, 1709280), (12480, 1666548), (12960, 1604824), (13520, 1538352), (13689, 1519360), (14040, 1481376), (14244, 1460160), (14976, 1388790), (15210, 1367424), (15431, 1347840), (16224, 1281960), (16640, 1249911), (16848, 1234480), (17280, 1203618), (17805, 1168128), (18252, 1139520), (18720, 1111032), (18992, 1095120), (20280, 1025568), (20736, 1003015), (21060, 987584), (21366, 973440), (21632, 961470), (22464, 925860), (22815, 911616), (23740, 876096), (24336, 854640), (24960, 833274), (25920, 802412), (27040, 769176), (27378, 759680), (28080, 740688), (28488, 730080), (29952, 694395), (30420, 683712), (30862, 673920), (32049, 648960), (32448, 640980), (33696, 617240), (34560, 601809), (35610, 584064), (36504, 569760), (37440, 555516), (37984, 547560), (40560, 512784), (42120, 493792), (42732, 486720), (43264, 480735), (44928, 462930), (45630, 455808), (46293, 449280), (47480, 438048), (48672, 427320), (49920, 416637), (51840, 401206), (53415, 389376), (54080, 384588), (54756, 379840), (56160, 370344), (56976, 365040), (60840, 341856), (61724, 336960), (64098, 324480), (64896, 320490), (67392, 308620), (68445, 303872), (71220, 292032), (73008, 284880), (74880, 277758), (75968, 273780), (77155, 269568), (81120, 256392), (84240, 246896), (85464, 243360), (89856, 231465), (91260, 227904), (92586, 224640), (94960, 219024), (96147, 216320), (97344, 213660), (103680, 200603), (106830, 194688), (108160, 192294), (109512, 189920), (112320, 185172), (113952, 182520), (121680, 170928), (123448, 168480), (128196, 162240), (129792, 160245), (134784, 154310), (136890, 151936), (138879, 149760), (142440, 146016)]