273640960

素因数分解:

$2^9\times 5^1\times {\mathrm{139}}^1\times {\mathrm{769}}^1$

素因数の和:931

約数の個数: 80

約数和(自身を含む): 661676400

約数和(自身を除く): 388035440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 769, 1112, 1280, 1390, 1538, 2224, 2560, 2780, 3076, 3845, 4448, 5560, 6152, 7690, 8896, 11120, 12304, 15380, 17792, 22240, 24608, 30760, 35584, 44480, 49216, 61520, 71168, 88960, 98432, 106891, 123040, 177920, 196864, 213782, 246080, 355840, 393728, 427564, 492160, 534455, 855128, 984320, 1068910, 1710256, 1968640, 2137820, 3420512, 4275640, 6841024, 8551280, 13682048, 17102560, 27364096, 34205120, 54728192, 68410240, 136820480, 273640960]

約数ペア:

[(1, 273640960), (2, 136820480), (4, 68410240), (5, 54728192), (8, 34205120), (10, 27364096), (16, 17102560), (20, 13682048), (32, 8551280), (40, 6841024), (64, 4275640), (80, 3420512), (128, 2137820), (139, 1968640), (160, 1710256), (256, 1068910), (278, 984320), (320, 855128), (512, 534455), (556, 492160), (640, 427564), (695, 393728), (769, 355840), (1112, 246080), (1280, 213782), (1390, 196864), (1538, 177920), (2224, 123040), (2560, 106891), (2780, 98432), (3076, 88960), (3845, 71168), (4448, 61520), (5560, 49216), (6152, 44480), (7690, 35584), (8896, 30760), (11120, 24608), (12304, 22240), (15380, 17792)]