128533160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{459047}}^1$

素因数の和:459065

約数の個数: 32

約数和(自身を含む): 330514560

約数和(自身を除く): 201981400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 459047, 918094, 1836188, 2295235, 3213329, 3672376, 4590470, 6426658, 9180940, 12853316, 16066645, 18361880, 25706632, 32133290, 64266580, 128533160]

約数ペア:

[(1, 128533160), (2, 64266580), (4, 32133290), (5, 25706632), (7, 18361880), (8, 16066645), (10, 12853316), (14, 9180940), (20, 6426658), (28, 4590470), (35, 3672376), (40, 3213329), (56, 2295235), (70, 1836188), (140, 918094), (280, 459047)]