208268607456

素因数分解:

$2^5\times 3^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 1080

約数和(自身を含む): 798971874624

約数和(自身を除く): 590703267168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 31, 32, 36, 39, 42, 48, 49, 52, 54, 56, 62, 63, 72, 78, 81, 84, 91, 93, 96, 98, 104, 108, 112, 117, 124, 126, 144, 147, 156, 162, 168, 169, 182, 186, 189, 196, 208, 216, 217, 224, 234, 248, 252, 273, 279, 288, 294, 312, 313, 324, 336, 338, 351, 364, 372, 378, 392, 403, 416, 432, 434, 441, 468, 496, 504, 507, 546, 558, 567, 588, 624, 626, 637, 648, 651, 672, 676, 702, 728, 744, 756, 784, 806, 819, 837, 864, 868, 882, 936, 939, 992, 1008, 1014, 1053, 1092, 1116, 1134, 1176, 1183, 1209, 1248, 1252, 1274, 1296, 1302, 1323, 1352, 1404, 1456, 1488, 1512, 1519, 1521, 1568, 1612, 1638, 1674, 1736, 1764, 1872, 1878, 1911, 1953, 2016, 2028, 2106, 2184, 2191, 2232, 2268, 2352, 2366, 2418, 2457, 2504, 2511, 2548, 2592, 2604, 2646, 2704, 2808, 2817, 2821, 2912, 2976, 3024, 3038, 3042, 3224, 3276, 3348, 3472, 3528, 3549, 3627, 3744, 3756, 3822, 3906, 3969, 4056, 4069, 4212, 4368, 4382, 4464, 4536, 4557, 4563, 4704, 4732, 4836, 4914, 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約数ペア:

[(1, 208268607456), (2, 104134303728), (3, 69422869152), (4, 52067151864), (6, 34711434576), (7, 29752658208), (8, 26033575932), (9, 23140956384), (12, 17355717288), (13, 16020662112), (14, 14876329104), (16, 13016787966), (18, 11570478192), (21, 9917552736), (24, 8677858644), (26, 8010331056), (27, 7713652128), (28, 7438164552), (31, 6718342176), (32, 6508393983), (36, 5785239096), (39, 5340220704), (42, 4958776368), (48, 4338929322), (49, 4250379744), (52, 4005165528), (54, 3856826064), (56, 3719082276), (62, 3359171088), (63, 3305850912), (72, 2892619548), (78, 2670110352), (81, 2571217376), (84, 2479388184), (91, 2288666016), (93, 2239447392), (96, 2169464661), (98, 2125189872), (104, 2002582764), (108, 1928413032), (112, 1859541138), (117, 1780073568), (124, 1679585544), (126, 1652925456), (144, 1446309774), (147, 1416793248), (156, 1335055176), (162, 1285608688), (168, 1239694092), (169, 1232358624), (182, 1144333008), (186, 1119723696), (189, 1101950304), (196, 1062594936), (208, 1001291382), (216, 964206516), (217, 959763168), (224, 929770569), (234, 890036784), (248, 839792772), (252, 826462728), (273, 762888672), (279, 746482464), (288, 723154887), (294, 708396624), (312, 667527588), (313, 665394912), (324, 642804344), (336, 619847046), (338, 616179312), (351, 593357856), (364, 572166504), (372, 559861848), (378, 550975152), (392, 531297468), (403, 516795552), (416, 500645691), (432, 482103258), (434, 479881584), (441, 472264416), (468, 445018392), (496, 419896386), (504, 413231364), (507, 410786208), (546, 381444336), (558, 373241232), (567, 367316768), (588, 354198312), (624, 333763794), (626, 332697456), (637, 326952288), (648, 321402172), (651, 319921056), (672, 309923523), (676, 308089656), (702, 296678928), (728, 286083252), (744, 279930924), (756, 275487576), (784, 265648734), (806, 258397776), (819, 254296224), (837, 248827488), (864, 241051629), (868, 239940792), (882, 236132208), (936, 222509196), (939, 221798304), (992, 209948193), (1008, 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