81868822560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:266

約数の個数: 1152

約数和(自身を含む): 346670198784

約数和(自身を除く): 264801376224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 37, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 73, 74, 80, 84, 90, 93, 96, 97, 105, 111, 112, 120, 124, 126, 140, 144, 146, 148, 155, 160, 168, 180, 185, 186, 194, 210, 217, 219, 222, 224, 240, 248, 252, 259, 279, 280, 288, 291, 292, 296, 310, 315, 333, 336, 360, 365, 370, 372, 388, 420, 434, 438, 444, 465, 480, 485, 496, 504, 511, 518, 555, 558, 560, 582, 584, 592, 620, 630, 651, 657, 666, 672, 679, 720, 730, 740, 744, 776, 777, 840, 868, 873, 876, 888, 930, 970, 992, 1008, 1022, 1036, 1085, 1095, 1110, 1116, 1120, 1147, 1164, 1168, 1184, 1240, 1260, 1295, 1302, 1314, 1332, 1358, 1395, 1440, 1455, 1460, 1480, 1488, 1533, 1552, 1554, 1665, 1680, 1736, 1746, 1752, 1776, 1860, 1940, 1953, 2016, 2037, 2044, 2072, 2170, 2190, 2220, 2232, 2263, 2294, 2328, 2331, 2336, 2480, 2520, 2555, 2590, 2604, 2628, 2664, 2701, 2716, 2790, 2910, 2920, 2960, 2976, 3007, 3066, 3104, 3108, 3255, 3285, 3330, 3360, 3395, 3441, 3472, 3492, 3504, 3552, 3589, 3720, 3880, 3885, 3906, 4074, 4088, 4144, 4340, 4365, 4380, 4440, 4464, 4526, 4588, 4599, 4656, 4662, 4960, 5040, 5110, 5180, 5208, 5256, 5328, 5402, 5432, 5580, 5735, 5820, 5840, 5920, 6014, 6111, 6132, 6216, 6510, 6570, 6660, 6789, 6790, 6882, 6944, 6984, 7008, 7081, 7178, 7440, 7665, 7760, 7770, 7812, 8029, 8103, 8148, 8176, 8288, 8680, 8730, 8760, 8880, 8928, 9021, 9052, 9176, 9198, 9312, 9324, 9765, 10080, 10185, 10220, 10323, 10360, 10416, 10512, 10656, 10767, 10804, 10864, 11160, 11315, 11470, 11640, 11655, 11680, 12028, 12222, 12264, 12432, 13020, 13140, 13320, 13505, 13578, 13580, 13764, 13968, 14162, 14356, 14880, 15035, 15330, 15520, 15540, 15624, 15841, 16058, 16206, 16296, 16352, 17205, 17360, 17460, 17520, 17760, 17945, 18042, 18104, 18352, 18396, 18648, 18907, 19530, 20367, 20370, 20440, 20646, 20720, 20832, 21024, 21049, 21243, 21534, 21608, 21728, 22320, 22630, 22940, 22995, 23280, 23310, 24056, 24087, 24309, 24444, 24528, 24864, 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418655, 420980, 424860, 430680, 432160, 433008, 439022, 445036, 446103, 452214, 453768, 475230, 481120, 481740, 486180, 488880, 495670, 502386, 502460, 505176, 506912, 509832, 516816, 523994, 541260, 543120, 550560, 556295, 566480, 567210, 570276, 574240, 578088, 586117, 594804, 602952, 605024, 631470, 633640, 637290, 642320, 646020, 648240, 651744, 658533, 667554, 669848, 673568, 679776, 680652, 712845, 721680, 722610, 735840, 743505, 753579, 753690, 756280, 757764, 760368, 770784, 777888, 778813, 785991, 793072, 803936, 814680, 825840, 837310, 841960, 849720, 850815, 861360, 866016, 878044, 890072, 892206, 904428, 907536, 947205, 950460, 963480, 972360, 977760, 991340, 1001331, 1004772, 1004920, 1010352, 1019664, 1033632, 1047988, 1082520, 1086240, 1097555, 1112590, 1130535, 1132960, 1134420, 1140552, 1156176, 1172234, 1189608, 1205904, 1255965, 1262940, 1267280, 1274580, 1284640, 1292040, 1296480, 1309985, 1317066, 1335108, 1339696, 1361304, 1425690, 1443360, 1445220, 1487010, 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5098320, 5168160, 5239940, 5268264, 5275053, 5340432, 5445216, 5501937, 5702760, 5780880, 5861170, 5948040, 6028632, 6029520, 6062112, 6146308, 6230504, 6287928, 6585330, 6675540, 6698480, 6806520, 7009317, 7024352, 7033404, 7137648, 7235424, 7335916, 7535790, 7577640, 7603680, 7682885, 7788130, 7859910, 7902396, 7930720, 8010648, 8038176, 8121907, 8383904, 8780440, 8791755, 8900720, 8922060, 9044280, 9075360, 9169895, 9219462, 9345756, 9377872, 9431892, 9877995, 10013310, 10047720, 10103520, 10196640, 10479880, 10536528, 10550106, 10680864, 11003874, 11405520, 11561760, 11682195, 11722340, 11789865, 11896080, 12057264, 12059040, 12292616, 12461008, 12575856, 13170660, 13351080, 13396960, 13613040, 13829193, 14018634, 14066808, 14275296, 14671832, 15071580, 15155280, 15365770, 15576260, 15719820, 15804792, 16021296, 16243814, 16505811, 17560880, 17583510, 17801440, 17844120, 18088560, 18339790, 18438924, 18691512, 18755744, 18863784, 19755990, 20026620, 20095440, 20959760, 21073056, 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約数ペア:

[(1, 81868822560), (2, 40934411280), (3, 27289607520), (4, 20467205640), (5, 16373764512), (6, 13644803760), (7, 11695546080), (8, 10233602820), (9, 9096535840), (10, 8186882256), (12, 6822401880), (14, 5847773040), (15, 5457921504), (16, 5116801410), (18, 4548267920), (20, 4093441128), (21, 3898515360), (24, 3411200940), (28, 2923886520), (30, 2728960752), (31, 2640929760), (32, 2558400705), (35, 2339109216), (36, 2274133960), (37, 2212670880), (40, 2046720564), (42, 1949257680), (45, 1819307168), (48, 1705600470), (56, 1461943260), (60, 1364480376), (62, 1320464880), (63, 1299505120), (70, 1169554608), (72, 1137066980), (73, 1121490720), (74, 1106335440), (80, 1023360282), (84, 974628840), (90, 909653584), (93, 880309920), (96, 852800235), (97, 844008480), (105, 779703072), (111, 737556960), (112, 730971630), (120, 682240188), (124, 660232440), (126, 649752560), (140, 584777304), (144, 568533490), (146, 560745360), (148, 553167720), (155, 528185952), (160, 511680141), (168, 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(10804, 7577640), (10864, 7535790), (11160, 7335916), (11315, 7235424), (11470, 7137648), (11640, 7033404), (11655, 7024352), (11680, 7009317), (12028, 6806520), (12222, 6698480), (12264, 6675540), (12432, 6585330), (13020, 6287928), (13140, 6230504), (13320, 6146308), (13505, 6062112), (13578, 6029520), (13580, 6028632), (13764, 5948040), (13968, 5861170), (14162, 5780880), (14356, 5702760), (14880, 5501937), (15035, 5445216), (15330, 5340432), (15520, 5275053), (15540, 5268264), (15624, 5239940), (15841, 5168160), (16058, 5098320), (16206, 5051760), (16296, 5023860), (16352, 5006655), (17205, 4758432), (17360, 4715946), (17460, 4688936), (17520, 4672878), (17760, 4609731), (17945, 4562208), (18042, 4537680), (18104, 4522140), (18352, 4461030), (18396, 4450360), (18648, 4390220), (18907, 4330080), (19530, 4191952), (20367, 4019680), (20370, 4019088), (20440, 4005324), (20646, 3965360), (20720, 3951198), (20832, 3929955), (21024, 3894065), (21049, 3889440), (21243, 3853920), (21534, 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