257708970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{150707}}^1$

素因数の和:150739

約数の個数: 48

約数和(自身を含む): 705313440

約数和(自身を除く): 447604470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 150707, 301414, 452121, 753535, 904242, 1356363, 1507070, 2260605, 2712726, 2863433, 4521210, 5726866, 6781815, 8590299, 13563630, 14317165, 17180598, 25770897, 28634330, 42951495, 51541794, 85902990, 128854485, 257708970]

約数ペア:

[(1, 257708970), (2, 128854485), (3, 85902990), (5, 51541794), (6, 42951495), (9, 28634330), (10, 25770897), (15, 17180598), (18, 14317165), (19, 13563630), (30, 8590299), (38, 6781815), (45, 5726866), (57, 4521210), (90, 2863433), (95, 2712726), (114, 2260605), (171, 1507070), (190, 1356363), (285, 904242), (342, 753535), (570, 452121), (855, 301414), (1710, 150707)]