218139376

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1311

約数の個数: 120

約数和(自身を含む): 561057840

約数和(自身を除く): 342918464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 208, 221, 238, 272, 364, 392, 442, 476, 637, 728, 784, 833, 884, 952, 1259, 1274, 1456, 1547, 1666, 1768, 1904, 2518, 2548, 3094, 3332, 3536, 5036, 5096, 6188, 6664, 8813, 10072, 10192, 10829, 12376, 13328, 16367, 17626, 20144, 21403, 21658, 24752, 32734, 35252, 42806, 43316, 61691, 65468, 70504, 85612, 86632, 114569, 123382, 130936, 141008, 149821, 171224, 173264, 229138, 246764, 261872, 278239, 299642, 342448, 458276, 493528, 556478, 599284, 801983, 916552, 987056, 1048747, 1112956, 1198568, 1603966, 1833104, 1947673, 2097494, 2225912, 2397136, 3207932, 3895346, 4194988, 4451824, 6415864, 7790692, 8389976, 12831728, 13633711, 15581384, 16779952, 27267422, 31162768, 54534844, 109069688, 218139376]

約数ペア:

[(1, 218139376), (2, 109069688), (4, 54534844), (7, 31162768), (8, 27267422), (13, 16779952), (14, 15581384), (16, 13633711), (17, 12831728), (26, 8389976), (28, 7790692), (34, 6415864), (49, 4451824), (52, 4194988), (56, 3895346), (68, 3207932), (91, 2397136), (98, 2225912), (104, 2097494), (112, 1947673), (119, 1833104), (136, 1603966), (182, 1198568), (196, 1112956), (208, 1048747), (221, 987056), (238, 916552), (272, 801983), (364, 599284), (392, 556478), (442, 493528), (476, 458276), (637, 342448), (728, 299642), (784, 278239), (833, 261872), (884, 246764), (952, 229138), (1259, 173264), (1274, 171224), (1456, 149821), (1547, 141008), (1666, 130936), (1768, 123382), (1904, 114569), (2518, 86632), (2548, 85612), (3094, 70504), (3332, 65468), (3536, 61691), (5036, 43316), (5096, 42806), (6188, 35252), (6664, 32734), (8813, 24752), (10072, 21658), (10192, 21403), (10829, 20144), (12376, 17626), (13328, 16367)]