16278416

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 40080768

約数和(自身を除く): 23802352

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 181, 292, 308, 362, 511, 584, 616, 724, 803, 1022, 1168, 1232, 1267, 1448, 1606, 1991, 2044, 2534, 2896, 3212, 3982, 4088, 5068, 5621, 6424, 7964, 8176, 10136, 11242, 12848, 13213, 13937, 15928, 20272, 22484, 26426, 27874, 31856, 44968, 52852, 55748, 89936, 92491, 105704, 111496, 145343, 184982, 211408, 222992, 290686, 369964, 581372, 739928, 1017401, 1162744, 1479856, 2034802, 2325488, 4069604, 8139208, 16278416]

約数ペア:

[(1, 16278416), (2, 8139208), (4, 4069604), (7, 2325488), (8, 2034802), (11, 1479856), (14, 1162744), (16, 1017401), (22, 739928), (28, 581372), (44, 369964), (56, 290686), (73, 222992), (77, 211408), (88, 184982), (112, 145343), (146, 111496), (154, 105704), (176, 92491), (181, 89936), (292, 55748), (308, 52852), (362, 44968), (511, 31856), (584, 27874), (616, 26426), (724, 22484), (803, 20272), (1022, 15928), (1168, 13937), (1232, 13213), (1267, 12848), (1448, 11242), (1606, 10136), (1991, 8176), (2044, 7964), (2534, 6424), (2896, 5621), (3212, 5068), (3982, 4088)]