161757232

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 400755600

約数和(自身を除く): 238998368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 59, 91, 98, 104, 112, 118, 182, 196, 208, 236, 269, 364, 392, 413, 472, 538, 637, 728, 767, 784, 826, 944, 1076, 1274, 1456, 1534, 1652, 1883, 2152, 2548, 2891, 3068, 3304, 3497, 3766, 4304, 5096, 5369, 5782, 6136, 6608, 6994, 7532, 10192, 10738, 11564, 12272, 13181, 13988, 15064, 15871, 21476, 23128, 24479, 26362, 27976, 30128, 31742, 37583, 42952, 46256, 48958, 52724, 55952, 63484, 75166, 85904, 97916, 105448, 111097, 126968, 150332, 171353, 195832, 206323, 210896, 222194, 253936, 300664, 342706, 391664, 412646, 444388, 601328, 685412, 777679, 825292, 888776, 1370824, 1444261, 1555358, 1650584, 1777552, 2741648, 2888522, 3110716, 3301168, 5777044, 6221432, 10109827, 11554088, 12442864, 20219654, 23108176, 40439308, 80878616, 161757232]

約数ペア:

[(1, 161757232), (2, 80878616), (4, 40439308), (7, 23108176), (8, 20219654), (13, 12442864), (14, 11554088), (16, 10109827), (26, 6221432), (28, 5777044), (49, 3301168), (52, 3110716), (56, 2888522), (59, 2741648), (91, 1777552), (98, 1650584), (104, 1555358), (112, 1444261), (118, 1370824), (182, 888776), (196, 825292), (208, 777679), (236, 685412), (269, 601328), (364, 444388), (392, 412646), (413, 391664), (472, 342706), (538, 300664), (637, 253936), (728, 222194), (767, 210896), (784, 206323), (826, 195832), (944, 171353), (1076, 150332), (1274, 126968), (1456, 111097), (1534, 105448), (1652, 97916), (1883, 85904), (2152, 75166), (2548, 63484), (2891, 55952), (3068, 52724), (3304, 48958), (3497, 46256), (3766, 42952), (4304, 37583), (5096, 31742), (5369, 30128), (5782, 27976), (6136, 26362), (6608, 24479), (6994, 23128), (7532, 21476), (10192, 15871), (10738, 15064), (11564, 13988), (12272, 13181)]