20401355520

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{499}}^1$

素因数の和:562

約数の個数: 864

約数和(自身を含む): 89772480000

約数和(自身を除く): 69371124480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 108, 112, 117, 120, 126, 128, 130, 135, 140, 144, 156, 160, 168, 169, 180, 182, 189, 192, 195, 208, 210, 216, 224, 234, 240, 252, 256, 260, 270, 273, 280, 288, 312, 315, 320, 336, 338, 351, 360, 364, 378, 384, 390, 416, 420, 432, 448, 455, 468, 480, 499, 504, 507, 520, 540, 546, 560, 576, 585, 624, 630, 640, 672, 676, 702, 720, 728, 756, 768, 780, 819, 832, 840, 845, 864, 896, 910, 936, 945, 960, 998, 1008, 1014, 1040, 1080, 1092, 1120, 1152, 1170, 1183, 1248, 1260, 1280, 1344, 1352, 1365, 1404, 1440, 1456, 1497, 1512, 1521, 1560, 1638, 1664, 1680, 1690, 1728, 1755, 1792, 1820, 1872, 1890, 1920, 1996, 2016, 2028, 2080, 2160, 2184, 2240, 2304, 2340, 2366, 2457, 2495, 2496, 2520, 2535, 2688, 2704, 2730, 2808, 2880, 2912, 2994, 3024, 3042, 3120, 3276, 3328, 3360, 3380, 3456, 3493, 3510, 3549, 3640, 3744, 3780, 3840, 3992, 4032, 4056, 4095, 4160, 4320, 4368, 4480, 4491, 4563, 4680, 4732, 4914, 4990, 4992, 5040, 5070, 5376, 5408, 5460, 5616, 5760, 5824, 5915, 5988, 6048, 6084, 6240, 6487, 6552, 6720, 6760, 6912, 6986, 7020, 7098, 7280, 7485, 7488, 7560, 7605, 7984, 8064, 8112, 8190, 8320, 8640, 8736, 8960, 8982, 9126, 9360, 9464, 9828, 9980, 9984, 10080, 10140, 10479, 10647, 10816, 10920, 11232, 11520, 11648, 11830, 11976, 12096, 12168, 12285, 12480, 12974, 13104, 13440, 13473, 13520, 13972, 14040, 14196, 14560, 14970, 14976, 15120, 15210, 15968, 16128, 16224, 16380, 16640, 17280, 17465, 17472, 17745, 17964, 18252, 18720, 18928, 19461, 19656, 19960, 20160, 20280, 20958, 21294, 21632, 21840, 22455, 22464, 22815, 23296, 23660, 23952, 24192, 24336, 24570, 24960, 25948, 26208, 26880, 26946, 27040, 27944, 28080, 28392, 29120, 29940, 29952, 30240, 30420, 31437, 31936, 31941, 32435, 32448, 32760, 34560, 34930, 34944, 35490, 35928, 36504, 37440, 37856, 38922, 39312, 39920, 40320, 40560, 41916, 42588, 43264, 43680, 44910, 44928, 45409, 45630, 47320, 47904, 48384, 48672, 49140, 49920, 51896, 52395, 52416, 53235, 53892, 54080, 55888, 56160, 56784, 58240, 58383, 59880, 60480, 60840, 62874, 63872, 63882, 64870, 64896, 65520, 67365, 69860, 69888, 70980, 71856, 73008, 74880, 75712, 77844, 78624, 79840, 80640, 81120, 83832, 84331, 85176, 87360, 89820, 89856, 90818, 91260, 94311, 94640, 95808, 97305, 97344, 98280, 103792, 104790, 104832, 106470, 107784, 108160, 111776, 112320, 113568, 116480, 116766, 119760, 120960, 121680, 125748, 127744, 127764, 129740, 129792, 131040, 134730, 136227, 139720, 141960, 143712, 146016, 149760, 151424, 155688, 157185, 157248, 159680, 159705, 162240, 167664, 168662, 170352, 174720, 175149, 179640, 181636, 182520, 188622, 189280, 191616, 194610, 194688, 196560, 207584, 209580, 209664, 212940, 215568, 216320, 223552, 224640, 227045, 227136, 233532, 239520, 241920, 243360, 251496, 252993, 255528, 259480, 262080, 269460, 272454, 279440, 283920, 287424, 291915, 292032, 302848, 311376, 314370, 314496, 319360, 319410, 324480, 335328, 337324, 340704, 349440, 350298, 359280, 363272, 365040, 377244, 378560, 383232, 389220, 389376, 393120, 408681, 415168, 419160, 421655, 425880, 431136, 447104, 449280, 454090, 454272, 467064, 471555, 479040, 486720, 502992, 505986, 511056, 518960, 524160, 538920, 544908, 558880, 567840, 574848, 583830, 584064, 590317, 622752, 628740, 628992, 638720, 638820, 648960, 670656, 674648, 681135, 681408, 700596, 718560, 726544, 730080, 754488, 757120, 758979, 778440, 786240, 817362, 830336, 838320, 843310, 851760, 862272, 875745, 894208, 908180, 908544, 934128, 943110, 958080, 973440, 1005984, 1011972, 1022112, 1037920, 1048320, 1077840, 1089816, 1117760, 1135680, 1149696, 1167660, 1168128, 1180634, 1226043, 1245504, 1257480, 1264965, 1277640, 1341312, 1349296, 1362270, 1362816, 1401192, 1437120, 1453088, 1460160, 1508976, 1514240, 1517958, 1556880, 1572480, 1634724, 1660672, 1676640, 1686620, 1703520, 1724544, 1751490, 1770951, 1816360, 1868256, 1886220, 1916160, 1946880, 2011968, 2023944, 2043405, 2044224, 2075840, 2155680, 2179632, 2235520, 2271360, 2276937, 2335320, 2361268, 2452086, 2491008, 2514960, 2529930, 2555280, 2682624, 2698592, 2724540, 2725632, 2802384, 2874240, 2906176, 2920320, 2951585, 3017952, 3035916, 3113760, 3144960, 3269448, 3353280, 3373240, 3407040, 3449088, 3502980, 3541902, 3632720, 3736512, 3772440, 3794895, 4023936, 4047888, 4086810, 4088448, 4151680, 4311360, 4359264, 4471040, 4542720, 4553874, 4670640, 4722536, 4904172, 4982016, 5029920, 5059860, 5110560, 5312853, 5397184, 5449080, 5604768, 5748480, 5812352, 5840640, 5903170, 6035904, 6071832, 6130215, 6227520, 6538896, 6706560, 6746480, 6814080, 7005960, 7083804, 7265440, 7473024, 7544880, 7589790, 8047872, 8095776, 8173620, 8176896, 8303360, 8622720, 8718528, 8854755, 9107748, 9341280, 9445072, 9808344, 10059840, 10119720, 10221120, 10625706, 10794368, 10898160, 11209536, 11384685, 11624704, 11806340, 12071808, 12143664, 12260430, 12455040, 13077792, 13413120, 13492960, 13628160, 14011920, 14167608, 14530880, 14946048, 15089760, 15179580, 15938559, 16191552, 16347240, 17245440, 17437056, 17709510, 18215496, 18682560, 18890144, 19616688, 20119680, 20239440, 20442240, 21251412, 21588736, 21796320, 22419072, 22769370, 23612680, 24143616, 24287328, 24520860, 24910080, 26155584, 26564265, 26985920, 28023840, 28335216, 29061760, 30179520, 30359160, 31877118, 32383104, 32694480, 34874112, 35419020, 36430992, 37365120, 37780288, 39233376, 40239360, 40478880, 40884480, 42502824, 43592640, 44838144, 45538740, 47225360, 48574656, 49041720, 52311168, 53128530, 53971840, 56047680, 56670432, 58123520, 60359040, 60718320, 63754236, 64766208, 65388960, 70838040, 72861984, 74730240, 75560576, 78466752, 79692795, 80957760, 85005648, 87185280, 91077480, 94450720, 97149312, 98083440, 104622336, 106257060, 107943680, 112095360, 113340864, 120718080, 121436640, 127508472, 130777920, 141676080, 145723968, 151121152, 156933504, 159385590, 161915520, 170011296, 174370560, 182154960, 188901440, 194298624, 196166880, 212514120, 224190720, 226681728, 242873280, 255016944, 261555840, 283352160, 291447936, 313867008, 318771180, 323831040, 340022592, 364309920, 377802880, 392333760, 425028240, 453363456, 485746560, 510033888, 523111680, 566704320, 582895872, 637542360, 680045184, 728619840, 755605760, 784667520, 850056480, 971493120, 1020067776, 1133408640, 1275084720, 1360090368, 1457239680, 1569335040, 1700112960, 2040135552, 2266817280, 2550169440, 2914479360, 3400225920, 4080271104, 5100338880, 6800451840, 10200677760, 20401355520]

約数ペア:

[(1, 20401355520), (2, 10200677760), (3, 6800451840), (4, 5100338880), (5, 4080271104), (6, 3400225920), (7, 2914479360), (8, 2550169440), (9, 2266817280), (10, 2040135552), (12, 1700112960), (13, 1569335040), (14, 1457239680), (15, 1360090368), (16, 1275084720), (18, 1133408640), (20, 1020067776), (21, 971493120), (24, 850056480), (26, 784667520), (27, 755605760), (28, 728619840), (30, 680045184), (32, 637542360), (35, 582895872), (36, 566704320), (39, 523111680), (40, 510033888), (42, 485746560), (45, 453363456), (48, 425028240), (52, 392333760), (54, 377802880), (56, 364309920), (60, 340022592), (63, 323831040), (64, 318771180), (65, 313867008), (70, 291447936), (72, 283352160), (78, 261555840), (80, 255016944), (84, 242873280), (90, 226681728), (91, 224190720), (96, 212514120), (104, 196166880), (105, 194298624), (108, 188901440), (112, 182154960), (117, 174370560), (120, 170011296), (126, 161915520), (128, 159385590), (130, 156933504), (135, 151121152), (140, 145723968), (144, 141676080), (156, 130777920), (160, 127508472), (168, 121436640), (169, 120718080), (180, 113340864), (182, 112095360), (189, 107943680), (192, 106257060), (195, 104622336), (208, 98083440), (210, 97149312), (216, 94450720), (224, 91077480), (234, 87185280), (240, 85005648), (252, 80957760), (256, 79692795), (260, 78466752), (270, 75560576), (273, 74730240), (280, 72861984), (288, 70838040), (312, 65388960), (315, 64766208), (320, 63754236), (336, 60718320), (338, 60359040), (351, 58123520), (360, 56670432), (364, 56047680), (378, 53971840), (384, 53128530), (390, 52311168), (416, 49041720), (420, 48574656), (432, 47225360), (448, 45538740), (455, 44838144), (468, 43592640), (480, 42502824), (499, 40884480), (504, 40478880), (507, 40239360), (520, 39233376), (540, 37780288), (546, 37365120), (560, 36430992), (576, 35419020), (585, 34874112), (624, 32694480), (630, 32383104), (640, 31877118), (672, 30359160), (676, 30179520), (702, 29061760), (720, 28335216), (728, 28023840), (756, 26985920), (768, 26564265), (780, 26155584), (819, 24910080), (832, 24520860), (840, 24287328), (845, 24143616), (864, 23612680), (896, 22769370), (910, 22419072), (936, 21796320), (945, 21588736), (960, 21251412), (998, 20442240), (1008, 20239440), (1014, 20119680), (1040, 19616688), (1080, 18890144), (1092, 18682560), (1120, 18215496), (1152, 17709510), (1170, 17437056), (1183, 17245440), (1248, 16347240), (1260, 16191552), (1280, 15938559), (1344, 15179580), (1352, 15089760), (1365, 14946048), (1404, 14530880), (1440, 14167608), (1456, 14011920), (1497, 13628160), (1512, 13492960), (1521, 13413120), (1560, 13077792), (1638, 12455040), (1664, 12260430), (1680, 12143664), (1690, 12071808), (1728, 11806340), (1755, 11624704), (1792, 11384685), (1820, 11209536), (1872, 10898160), (1890, 10794368), (1920, 10625706), (1996, 10221120), (2016, 10119720), (2028, 10059840), (2080, 9808344), (2160, 9445072), (2184, 9341280), (2240, 9107748), (2304, 8854755), (2340, 8718528), (2366, 8622720), (2457, 8303360), (2495, 8176896), (2496, 8173620), (2520, 8095776), (2535, 8047872), (2688, 7589790), (2704, 7544880), (2730, 7473024), (2808, 7265440), (2880, 7083804), (2912, 7005960), (2994, 6814080), (3024, 6746480), (3042, 6706560), (3120, 6538896), (3276, 6227520), (3328, 6130215), (3360, 6071832), (3380, 6035904), (3456, 5903170), (3493, 5840640), (3510, 5812352), (3549, 5748480), (3640, 5604768), (3744, 5449080), (3780, 5397184), (3840, 5312853), (3992, 5110560), (4032, 5059860), (4056, 5029920), (4095, 4982016), (4160, 4904172), (4320, 4722536), (4368, 4670640), (4480, 4553874), (4491, 4542720), (4563, 4471040), (4680, 4359264), (4732, 4311360), (4914, 4151680), (4990, 4088448), (4992, 4086810), (5040, 4047888), (5070, 4023936), (5376, 3794895), (5408, 3772440), (5460, 3736512), (5616, 3632720), (5760, 3541902), (5824, 3502980), (5915, 3449088), (5988, 3407040), (6048, 3373240), (6084, 3353280), (6240, 3269448), (6487, 3144960), (6552, 3113760), (6720, 3035916), (6760, 3017952), (6912, 2951585), (6986, 2920320), (7020, 2906176), (7098, 2874240), (7280, 2802384), (7485, 2725632), (7488, 2724540), (7560, 2698592), (7605, 2682624), (7984, 2555280), (8064, 2529930), (8112, 2514960), (8190, 2491008), (8320, 2452086), (8640, 2361268), (8736, 2335320), (8960, 2276937), (8982, 2271360), (9126, 2235520), (9360, 2179632), (9464, 2155680), (9828, 2075840), (9980, 2044224), (9984, 2043405), (10080, 2023944), (10140, 2011968), (10479, 1946880), (10647, 1916160), (10816, 1886220), (10920, 1868256), (11232, 1816360), (11520, 1770951), (11648, 1751490), (11830, 1724544), (11976, 1703520), (12096, 1686620), (12168, 1676640), (12285, 1660672), (12480, 1634724), (12974, 1572480), (13104, 1556880), (13440, 1517958), (13473, 1514240), (13520, 1508976), (13972, 1460160), (14040, 1453088), (14196, 1437120), (14560, 1401192), (14970, 1362816), (14976, 1362270), (15120, 1349296), (15210, 1341312), (15968, 1277640), (16128, 1264965), (16224, 1257480), (16380, 1245504), (16640, 1226043), (17280, 1180634), (17465, 1168128), (17472, 1167660), (17745, 1149696), (17964, 1135680), (18252, 1117760), (18720, 1089816), (18928, 1077840), (19461, 1048320), (19656, 1037920), (19960, 1022112), (20160, 1011972), (20280, 1005984), (20958, 973440), (21294, 958080), (21632, 943110), (21840, 934128), (22455, 908544), (22464, 908180), (22815, 894208), (23296, 875745), (23660, 862272), (23952, 851760), (24192, 843310), (24336, 838320), (24570, 830336), (24960, 817362), (25948, 786240), (26208, 778440), (26880, 758979), (26946, 757120), (27040, 754488), (27944, 730080), (28080, 726544), (28392, 718560), (29120, 700596), (29940, 681408), (29952, 681135), (30240, 674648), (30420, 670656), (31437, 648960), (31936, 638820), (31941, 638720), (32435, 628992), (32448, 628740), (32760, 622752), (34560, 590317), (34930, 584064), (34944, 583830), (35490, 574848), (35928, 567840), (36504, 558880), (37440, 544908), (37856, 538920), (38922, 524160), (39312, 518960), (39920, 511056), (40320, 505986), (40560, 502992), (41916, 486720), (42588, 479040), (43264, 471555), (43680, 467064), (44910, 454272), (44928, 454090), (45409, 449280), (45630, 447104), (47320, 431136), (47904, 425880), (48384, 421655), (48672, 419160), (49140, 415168), (49920, 408681), (51896, 393120), (52395, 389376), (52416, 389220), (53235, 383232), (53892, 378560), (54080, 377244), (55888, 365040), (56160, 363272), (56784, 359280), (58240, 350298), (58383, 349440), (59880, 340704), (60480, 337324), (60840, 335328), (62874, 324480), (63872, 319410), (63882, 319360), (64870, 314496), (64896, 314370), (65520, 311376), (67365, 302848), (69860, 292032), (69888, 291915), (70980, 287424), (71856, 283920), (73008, 279440), (74880, 272454), (75712, 269460), (77844, 262080), (78624, 259480), (79840, 255528), (80640, 252993), (81120, 251496), (83832, 243360), (84331, 241920), (85176, 239520), (87360, 233532), (89820, 227136), (89856, 227045), (90818, 224640), (91260, 223552), (94311, 216320), (94640, 215568), (95808, 212940), (97305, 209664), (97344, 209580), (98280, 207584), (103792, 196560), (104790, 194688), (104832, 194610), (106470, 191616), (107784, 189280), (108160, 188622), (111776, 182520), (112320, 181636), (113568, 179640), (116480, 175149), (116766, 174720), (119760, 170352), (120960, 168662), (121680, 167664), (125748, 162240), (127744, 159705), (127764, 159680), (129740, 157248), (129792, 157185), (131040, 155688), (134730, 151424), (136227, 149760), (139720, 146016), (141960, 143712)]