297578960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{75913}}^1$

素因数の和:75940

約数の個数: 60

約数和(自身を含む): 804840228

約数和(自身を除く): 507261268

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 75913, 151826, 303652, 379565, 531391, 607304, 759130, 1062782, 1214608, 1518260, 2125564, 2656955, 3036520, 3719737, 4251128, 5313910, 6073040, 7439474, 8502256, 10627820, 14878948, 18598685, 21255640, 29757896, 37197370, 42511280, 59515792, 74394740, 148789480, 297578960]

約数ペア:

[(1, 297578960), (2, 148789480), (4, 74394740), (5, 59515792), (7, 42511280), (8, 37197370), (10, 29757896), (14, 21255640), (16, 18598685), (20, 14878948), (28, 10627820), (35, 8502256), (40, 7439474), (49, 6073040), (56, 5313910), (70, 4251128), (80, 3719737), (98, 3036520), (112, 2656955), (140, 2125564), (196, 1518260), (245, 1214608), (280, 1062782), (392, 759130), (490, 607304), (560, 531391), (784, 379565), (980, 303652), (1960, 151826), (3920, 75913)]