311929760

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{12911}}^1$

素因数の和:13077

約数の個数: 48

約数和(自身を含む): 741871872

約数和(自身を除く): 429942112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 1208, 1510, 2416, 3020, 4832, 6040, 12080, 12911, 24160, 25822, 51644, 64555, 103288, 129110, 206576, 258220, 413152, 516440, 1032880, 1949561, 2065760, 3899122, 7798244, 9747805, 15596488, 19495610, 31192976, 38991220, 62385952, 77982440, 155964880, 311929760]

約数ペア:

[(1, 311929760), (2, 155964880), (4, 77982440), (5, 62385952), (8, 38991220), (10, 31192976), (16, 19495610), (20, 15596488), (32, 9747805), (40, 7798244), (80, 3899122), (151, 2065760), (160, 1949561), (302, 1032880), (604, 516440), (755, 413152), (1208, 258220), (1510, 206576), (2416, 129110), (3020, 103288), (4832, 64555), (6040, 51644), (12080, 25822), (12911, 24160)]