31705408

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 79881984

約数和(自身を除く): 48176576

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 92, 112, 119, 136, 161, 181, 184, 224, 238, 272, 322, 362, 368, 391, 448, 476, 544, 644, 724, 736, 782, 952, 1088, 1267, 1288, 1448, 1472, 1564, 1904, 2534, 2576, 2737, 2896, 3077, 3128, 3808, 4163, 5068, 5152, 5474, 5792, 6154, 6256, 7616, 8326, 10136, 10304, 10948, 11584, 12308, 12512, 16652, 20272, 21539, 21896, 24616, 25024, 29141, 33304, 40544, 43078, 43792, 49232, 58282, 66608, 70771, 81088, 86156, 87584, 98464, 116564, 133216, 141542, 172312, 175168, 196928, 233128, 266432, 283084, 344624, 466256, 495397, 566168, 689248, 932512, 990794, 1132336, 1378496, 1865024, 1981588, 2264672, 3963176, 4529344, 7926352, 15852704, 31705408]

約数ペア:

[(1, 31705408), (2, 15852704), (4, 7926352), (7, 4529344), (8, 3963176), (14, 2264672), (16, 1981588), (17, 1865024), (23, 1378496), (28, 1132336), (32, 990794), (34, 932512), (46, 689248), (56, 566168), (64, 495397), (68, 466256), (92, 344624), (112, 283084), (119, 266432), (136, 233128), (161, 196928), (181, 175168), (184, 172312), (224, 141542), (238, 133216), (272, 116564), (322, 98464), (362, 87584), (368, 86156), (391, 81088), (448, 70771), (476, 66608), (544, 58282), (644, 49232), (724, 43792), (736, 43078), (782, 40544), (952, 33304), (1088, 29141), (1267, 25024), (1288, 24616), (1448, 21896), (1472, 21539), (1564, 20272), (1904, 16652), (2534, 12512), (2576, 12308), (2737, 11584), (2896, 10948), (3077, 10304), (3128, 10136), (3808, 8326), (4163, 7616), (5068, 6256), (5152, 6154), (5474, 5792)]