133278320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{237997}}^1$

素因数の和:238017

約数の個数: 40

約数和(自身を含む): 354141024

約数和(自身を除く): 220862704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 237997, 475994, 951988, 1189985, 1665979, 1903976, 2379970, 3331958, 3807952, 4759940, 6663916, 8329895, 9519880, 13327832, 16659790, 19039760, 26655664, 33319580, 66639160, 133278320]

約数ペア:

[(1, 133278320), (2, 66639160), (4, 33319580), (5, 26655664), (7, 19039760), (8, 16659790), (10, 13327832), (14, 9519880), (16, 8329895), (20, 6663916), (28, 4759940), (35, 3807952), (40, 3331958), (56, 2379970), (70, 1903976), (80, 1665979), (112, 1189985), (140, 951988), (280, 475994), (560, 237997)]