121722160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{217361}}^1$

素因数の和:217381

約数の個数: 40

約数和(自身を含む): 323434656

約数和(自身を除く): 201712496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 217361, 434722, 869444, 1086805, 1521527, 1738888, 2173610, 3043054, 3477776, 4347220, 6086108, 7607635, 8694440, 12172216, 15215270, 17388880, 24344432, 30430540, 60861080, 121722160]

約数ペア:

[(1, 121722160), (2, 60861080), (4, 30430540), (5, 24344432), (7, 17388880), (8, 15215270), (10, 12172216), (14, 8694440), (16, 7607635), (20, 6086108), (28, 4347220), (35, 3477776), (40, 3043054), (56, 2173610), (70, 1738888), (80, 1521527), (112, 1086805), (140, 869444), (280, 434722), (560, 217361)]