206859520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23087}}^1$

素因数の和:23115

約数の個数: 72

約数和(自身を含む): 566302464

約数和(自身を除く): 359442944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 23087, 46174, 92348, 115435, 161609, 184696, 230870, 323218, 369392, 461740, 646436, 738784, 808045, 923480, 1292872, 1477568, 1616090, 1846960, 2585744, 2955136, 3232180, 3693920, 5171488, 5910272, 6464360, 7387840, 10342976, 12928720, 14775680, 20685952, 25857440, 29551360, 41371904, 51714880, 103429760, 206859520]

約数ペア:

[(1, 206859520), (2, 103429760), (4, 51714880), (5, 41371904), (7, 29551360), (8, 25857440), (10, 20685952), (14, 14775680), (16, 12928720), (20, 10342976), (28, 7387840), (32, 6464360), (35, 5910272), (40, 5171488), (56, 3693920), (64, 3232180), (70, 2955136), (80, 2585744), (112, 1846960), (128, 1616090), (140, 1477568), (160, 1292872), (224, 923480), (256, 808045), (280, 738784), (320, 646436), (448, 461740), (560, 369392), (640, 323218), (896, 230870), (1120, 184696), (1280, 161609), (1792, 115435), (2240, 92348), (4480, 46174), (8960, 23087)]