307076560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{548351}}^1$

素因数の和:548371

約数の個数: 40

約数和(自身を含む): 815947776

約数和(自身を除く): 508871216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 548351, 1096702, 2193404, 2741755, 3838457, 4386808, 5483510, 7676914, 8773616, 10967020, 15353828, 19192285, 21934040, 30707656, 38384570, 43868080, 61415312, 76769140, 153538280, 307076560]

約数ペア:

[(1, 307076560), (2, 153538280), (4, 76769140), (5, 61415312), (7, 43868080), (8, 38384570), (10, 30707656), (14, 21934040), (16, 19192285), (20, 15353828), (28, 10967020), (35, 8773616), (40, 7676914), (56, 5483510), (70, 4386808), (80, 3838457), (112, 2741755), (140, 2193404), (280, 1096702), (560, 548351)]