270705440

素因数分解:

$2^5\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1697}}^1$

素因数の和:2709

約数の個数: 48

約数和(自身を含む): 640560312

約数和(自身を除く): 369854872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 997, 1697, 1994, 3394, 3988, 4985, 6788, 7976, 8485, 9970, 13576, 15952, 16970, 19940, 27152, 31904, 33940, 39880, 54304, 67880, 79760, 135760, 159520, 271520, 1691909, 3383818, 6767636, 8459545, 13535272, 16919090, 27070544, 33838180, 54141088, 67676360, 135352720, 270705440]

約数ペア:

[(1, 270705440), (2, 135352720), (4, 67676360), (5, 54141088), (8, 33838180), (10, 27070544), (16, 16919090), (20, 13535272), (32, 8459545), (40, 6767636), (80, 3383818), (160, 1691909), (997, 271520), (1697, 159520), (1994, 135760), (3394, 79760), (3988, 67880), (4985, 54304), (6788, 39880), (7976, 33940), (8485, 31904), (9970, 27152), (13576, 19940), (15952, 16970)]