257744280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2147869}}^1$

素因数の和:2147883

約数の個数: 32

約数和(自身を含む): 773233200

約数和(自身を除く): 515488920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2147869, 4295738, 6443607, 8591476, 10739345, 12887214, 17182952, 21478690, 25774428, 32218035, 42957380, 51548856, 64436070, 85914760, 128872140, 257744280]

約数ペア:

[(1, 257744280), (2, 128872140), (3, 85914760), (4, 64436070), (5, 51548856), (6, 42957380), (8, 32218035), (10, 25774428), (12, 21478690), (15, 17182952), (20, 12887214), (24, 10739345), (30, 8591476), (40, 6443607), (60, 4295738), (120, 2147869)]