157464760

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 361267200

約数和(自身を除く): 203802440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 139, 223, 254, 278, 446, 508, 556, 635, 695, 892, 1016, 1112, 1115, 1270, 1390, 1784, 2230, 2540, 2780, 4460, 5080, 5560, 8920, 17653, 28321, 30997, 35306, 56642, 61994, 70612, 88265, 113284, 123988, 141224, 141605, 154985, 176530, 226568, 247976, 283210, 309970, 353060, 566420, 619940, 706120, 1132840, 1239880, 3936619, 7873238, 15746476, 19683095, 31492952, 39366190, 78732380, 157464760]

約数ペア:

[(1, 157464760), (2, 78732380), (4, 39366190), (5, 31492952), (8, 19683095), (10, 15746476), (20, 7873238), (40, 3936619), (127, 1239880), (139, 1132840), (223, 706120), (254, 619940), (278, 566420), (446, 353060), (508, 309970), (556, 283210), (635, 247976), (695, 226568), (892, 176530), (1016, 154985), (1112, 141605), (1115, 141224), (1270, 123988), (1390, 113284), (1784, 88265), (2230, 70612), (2540, 61994), (2780, 56642), (4460, 35306), (5080, 30997), (5560, 28321), (8920, 17653)]