1999141143552

素因数分解:

$2^{10}\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1544

約数の個数: 1056

約数和(自身を含む): 7416975997440

約数和(自身を除く): 5417834853888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 49, 51, 54, 56, 61, 63, 64, 68, 72, 84, 96, 98, 102, 108, 112, 119, 122, 126, 128, 136, 144, 147, 153, 168, 183, 189, 192, 196, 204, 216, 224, 238, 244, 252, 256, 272, 288, 294, 306, 336, 357, 366, 378, 384, 392, 408, 427, 432, 441, 448, 459, 476, 488, 504, 512, 544, 549, 576, 588, 612, 672, 714, 732, 756, 768, 784, 816, 833, 854, 864, 882, 896, 918, 952, 976, 1008, 1024, 1037, 1071, 1088, 1098, 1152, 1176, 1224, 1281, 1323, 1344, 1423, 1428, 1464, 1512, 1536, 1568, 1632, 1647, 1666, 1708, 1728, 1764, 1792, 1836, 1904, 1952, 2016, 2074, 2142, 2176, 2196, 2304, 2352, 2448, 2499, 2562, 2646, 2688, 2846, 2856, 2928, 2989, 3024, 3072, 3111, 3136, 3213, 3264, 3294, 3332, 3416, 3456, 3528, 3584, 3672, 3808, 3843, 3904, 4032, 4148, 4269, 4284, 4352, 4392, 4608, 4704, 4896, 4998, 5124, 5292, 5376, 5692, 5712, 5856, 5978, 6048, 6222, 6272, 6426, 6528, 6588, 6664, 6832, 6912, 7056, 7168, 7259, 7344, 7497, 7616, 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約数ペア:

[(1, 1999141143552), (2, 999570571776), (3, 666380381184), (4, 499785285888), (6, 333190190592), (7, 285591591936), (8, 249892642944), (9, 222126793728), (12, 166595095296), (14, 142795795968), (16, 124946321472), (17, 117596537856), (18, 111063396864), (21, 95197197312), (24, 83297547648), (27, 74042264576), (28, 71397897984), (32, 62473160736), (34, 58798268928), (36, 55531698432), (42, 47598598656), (48, 41648773824), (49, 40798798848), (51, 39198845952), (54, 37021132288), (56, 35698948992), (61, 32772805632), (63, 31732399104), (64, 31236580368), (68, 29399134464), (72, 27765849216), (84, 23799299328), (96, 20824386912), (98, 20399399424), (102, 19599422976), (108, 18510566144), (112, 17849474496), (119, 16799505408), (122, 16386402816), (126, 15866199552), (128, 15618290184), (136, 14699567232), (144, 13882924608), (147, 13599599616), (153, 13066281984), (168, 11899649664), (183, 10924268544), (189, 10577466368), (192, 10412193456), (196, 10199699712), (204, 9799711488), (216, 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