205657223940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:401

約数の個数: 768

約数和(自身を含む): 769189478400

約数和(自身を除く): 563532254460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 53, 54, 59, 60, 63, 70, 84, 90, 105, 106, 108, 118, 126, 127, 135, 137, 140, 159, 177, 180, 189, 210, 212, 236, 252, 254, 265, 270, 274, 295, 315, 318, 354, 371, 378, 381, 411, 413, 420, 477, 508, 530, 531, 540, 548, 590, 630, 635, 636, 685, 708, 742, 756, 762, 795, 822, 826, 885, 889, 945, 954, 959, 1060, 1062, 1113, 1143, 1180, 1233, 1239, 1260, 1270, 1370, 1431, 1484, 1524, 1590, 1593, 1644, 1652, 1770, 1778, 1855, 1890, 1905, 1908, 1918, 2055, 2065, 2124, 2226, 2286, 2385, 2466, 2478, 2540, 2655, 2667, 2740, 2862, 2877, 3127, 3180, 3186, 3339, 3429, 3540, 3556, 3699, 3710, 3717, 3780, 3810, 3836, 4110, 4130, 4445, 4452, 4572, 4770, 4795, 4932, 4956, 5310, 5334, 5565, 5715, 5724, 5754, 6165, 6195, 6254, 6372, 6678, 6731, 6858, 7155, 7261, 7398, 7420, 7434, 7493, 7620, 7965, 8001, 8083, 8220, 8260, 8631, 8890, 9381, 9540, 9590, 10017, 10620, 10668, 11130, 11151, 11430, 11508, 12330, 12390, 12508, 13335, 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169743, 172620, 173990, 181737, 187620, 188468, 196047, 197001, 200340, 201930, 202311, 203308, 208788, 209804, 217830, 218241, 218890, 223020, 224790, 226324, 235585, 240030, 242316, 242490, 243586, 254135, 258930, 260985, 261396, 262255, 262668, 269748, 281430, 282702, 282905, 290988, 302895, 304962, 313182, 314706, 326745, 328335, 337185, 337716, 339486, 347980, 363474, 363735, 365379, 392094, 394002, 397129, 403860, 404622, 422145, 424053, 428399, 435660, 436482, 437780, 449580, 457443, 469773, 471170, 472059, 480060, 484980, 487172, 508270, 509229, 517860, 521970, 524510, 562860, 565404, 565810, 591003, 605790, 608965, 609924, 626364, 629412, 653490, 656670, 674370, 678972, 706755, 726948, 727470, 730758, 762405, 782955, 784188, 786765, 788004, 794258, 809244, 844290, 848106, 848715, 856798, 872964, 908685, 914886, 922147, 939546, 942340, 944118, 980235, 985005, 1011555, 1016540, 1018458, 1026541, 1043940, 1049020, 1091205, 1096137, 1131620, 1182006, 1191387, 1211580, 1217930, 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9395460, 9441180, 10184580, 10265410, 10722483, 10961370, 11065764, 11119612, 11566773, 11820060, 11913870, 11995172, 12318492, 12721590, 12851970, 12910058, 13153644, 13723290, 13832205, 13899515, 14161770, 14296644, 14371574, 14993965, 15276870, 15398115, 15422364, 16442055, 16598646, 16679418, 17870805, 17992758, 18442940, 18477738, 19277955, 19365087, 20530820, 21444966, 21557361, 21922740, 23133546, 23827740, 24897969, 25019127, 25443180, 25703940, 25820116, 26989137, 27446580, 27664410, 27716607, 27799030, 28323540, 28743148, 29987930, 30553740, 30796230, 32275145, 32884110, 33197292, 33358836, 35741610, 35928935, 35985516, 36955476, 38555910, 38730174, 41496615, 41698545, 42889932, 43114722, 44981895, 46194345, 46267092, 49795938, 50038254, 53612415, 53978274, 54406673, 55328820, 55433214, 55598060, 57833865, 58095261, 59975860, 61592460, 64550290, 64672083, 65768220, 71483220, 71857870, 75057381, 77111820, 77460348, 80967411, 82993230, 83397090, 86229444, 89963790, 92388690, 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約数ペア:

[(1, 205657223940), (2, 102828611970), (3, 68552407980), (4, 51414305985), (5, 41131444788), (6, 34276203990), (7, 29379603420), (9, 22850802660), (10, 20565722394), (12, 17138101995), (14, 14689801710), (15, 13710481596), (18, 11425401330), (20, 10282861197), (21, 9793201140), (27, 7616934220), (28, 7344900855), (30, 6855240798), (35, 5875920684), (36, 5712700665), (42, 4896600570), (45, 4570160532), (53, 3880324980), (54, 3808467110), (59, 3485715660), (60, 3427620399), (63, 3264400380), (70, 2937960342), (84, 2448300285), (90, 2285080266), (105, 1958640228), (106, 1940162490), (108, 1904233555), (118, 1742857830), (126, 1632200190), (127, 1619348220), (135, 1523386844), (137, 1501147620), (140, 1468980171), (159, 1293441660), (177, 1161905220), (180, 1142540133), (189, 1088133460), (210, 979320114), (212, 970081245), (236, 871428915), (252, 816100095), (254, 809674110), (265, 776064996), (270, 761693422), (274, 750573810), (295, 697143132), (315, 652880076), (318, 646720830), (354, 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(436482, 471170), (437780, 469773), (449580, 457443)]