257539032

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{22783}}^1$

素因数の和:22952

約数の個数: 48

約数和(自身を含む): 701975040

約数和(自身を除く): 444436008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 11304, 22783, 45566, 68349, 91132, 136698, 182264, 205047, 273396, 410094, 546792, 820188, 1640376, 3576931, 7153862, 10730793, 14307724, 21461586, 28615448, 32192379, 42923172, 64384758, 85846344, 128769516, 257539032]

約数ペア:

[(1, 257539032), (2, 128769516), (3, 85846344), (4, 64384758), (6, 42923172), (8, 32192379), (9, 28615448), (12, 21461586), (18, 14307724), (24, 10730793), (36, 7153862), (72, 3576931), (157, 1640376), (314, 820188), (471, 546792), (628, 410094), (942, 273396), (1256, 205047), (1413, 182264), (1884, 136698), (2826, 91132), (3768, 68349), (5652, 45566), (11304, 22783)]