129709160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463247}}^1$

素因数の和:463265

約数の個数: 32

約数和(自身を含む): 333538560

約数和(自身を除く): 203829400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463247, 926494, 1852988, 2316235, 3242729, 3705976, 4632470, 6485458, 9264940, 12970916, 16213645, 18529880, 25941832, 32427290, 64854580, 129709160]

約数ペア:

[(1, 129709160), (2, 64854580), (4, 32427290), (5, 25941832), (7, 18529880), (8, 16213645), (10, 12970916), (14, 9264940), (20, 6485458), (28, 4632470), (35, 3705976), (40, 3242729), (56, 2316235), (70, 1852988), (140, 926494), (280, 463247)]