154816120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{82349}}^1$

素因数の和:82407

約数の個数: 32

約数和(自身を含む): 355752000

約数和(自身を除く): 200935880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 82349, 164698, 329396, 411745, 658792, 823490, 1646980, 3293960, 3870403, 7740806, 15481612, 19352015, 30963224, 38704030, 77408060, 154816120]

約数ペア:

[(1, 154816120), (2, 77408060), (4, 38704030), (5, 30963224), (8, 19352015), (10, 15481612), (20, 7740806), (40, 3870403), (47, 3293960), (94, 1646980), (188, 823490), (235, 658792), (376, 411745), (470, 329396), (940, 164698), (1880, 82349)]