340734660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{811273}}^1$

素因数の和:811292

約数の個数: 48

約数和(自身を含む): 1090352256

約数和(自身を除く): 749617596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 811273, 1622546, 2433819, 3245092, 4056365, 4867638, 5678911, 8112730, 9735276, 11357822, 12169095, 16225460, 17036733, 22715644, 24338190, 28394555, 34073466, 48676380, 56789110, 68146932, 85183665, 113578220, 170367330, 340734660]

約数ペア:

[(1, 340734660), (2, 170367330), (3, 113578220), (4, 85183665), (5, 68146932), (6, 56789110), (7, 48676380), (10, 34073466), (12, 28394555), (14, 24338190), (15, 22715644), (20, 17036733), (21, 16225460), (28, 12169095), (30, 11357822), (35, 9735276), (42, 8112730), (60, 5678911), (70, 4867638), (84, 4056365), (105, 3245092), (140, 2433819), (210, 1622546), (420, 811273)]