127847440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{228299}}^1$

素因数の和:228319

約数の個数: 40

約数和(自身を含む): 339710400

約数和(自身を除く): 211862960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 228299, 456598, 913196, 1141495, 1598093, 1826392, 2282990, 3196186, 3652784, 4565980, 6392372, 7990465, 9131960, 12784744, 15980930, 18263920, 25569488, 31961860, 63923720, 127847440]

約数ペア:

[(1, 127847440), (2, 63923720), (4, 31961860), (5, 25569488), (7, 18263920), (8, 15980930), (10, 12784744), (14, 9131960), (16, 7990465), (20, 6392372), (28, 4565980), (35, 3652784), (40, 3196186), (56, 2282990), (70, 1826392), (80, 1598093), (112, 1141495), (140, 913196), (280, 456598), (560, 228299)]