243308080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{178903}}^1$

素因数の和:178933

約数の個数: 40

約数和(自身を含む): 598970592

約数和(自身を除く): 355662512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 178903, 357806, 715612, 894515, 1431224, 1789030, 2862448, 3041351, 3578060, 6082702, 7156120, 12165404, 14312240, 15206755, 24330808, 30413510, 48661616, 60827020, 121654040, 243308080]

約数ペア:

[(1, 243308080), (2, 121654040), (4, 60827020), (5, 48661616), (8, 30413510), (10, 24330808), (16, 15206755), (17, 14312240), (20, 12165404), (34, 7156120), (40, 6082702), (68, 3578060), (80, 3041351), (85, 2862448), (136, 1789030), (170, 1431224), (272, 894515), (340, 715612), (680, 357806), (1360, 178903)]