376944440

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 860708160

約数和(自身を除く): 483763720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 193, 311, 314, 386, 622, 628, 772, 785, 965, 1244, 1256, 1544, 1555, 1570, 1930, 2488, 3110, 3140, 3860, 6220, 6280, 7720, 12440, 30301, 48827, 60023, 60602, 97654, 120046, 121204, 151505, 195308, 240092, 242408, 244135, 300115, 303010, 390616, 480184, 488270, 600230, 606020, 976540, 1200460, 1212040, 1953080, 2400920, 9423611, 18847222, 37694444, 47118055, 75388888, 94236110, 188472220, 376944440]

約数ペア:

[(1, 376944440), (2, 188472220), (4, 94236110), (5, 75388888), (8, 47118055), (10, 37694444), (20, 18847222), (40, 9423611), (157, 2400920), (193, 1953080), (311, 1212040), (314, 1200460), (386, 976540), (622, 606020), (628, 600230), (772, 488270), (785, 480184), (965, 390616), (1244, 303010), (1256, 300115), (1544, 244135), (1555, 242408), (1570, 240092), (1930, 195308), (2488, 151505), (3110, 121204), (3140, 120046), (3860, 97654), (6220, 60602), (6280, 60023), (7720, 48827), (12440, 30301)]