71323140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{169817}}^1$

素因数の和:169836

約数の個数: 48

約数和(自身を含む): 228235392

約数和(自身を除く): 156912252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 169817, 339634, 509451, 679268, 849085, 1018902, 1188719, 1698170, 2037804, 2377438, 2547255, 3396340, 3566157, 4754876, 5094510, 5943595, 7132314, 10189020, 11887190, 14264628, 17830785, 23774380, 35661570, 71323140]

約数ペア:

[(1, 71323140), (2, 35661570), (3, 23774380), (4, 17830785), (5, 14264628), (6, 11887190), (7, 10189020), (10, 7132314), (12, 5943595), (14, 5094510), (15, 4754876), (20, 3566157), (21, 3396340), (28, 2547255), (30, 2377438), (35, 2037804), (42, 1698170), (60, 1188719), (70, 1018902), (84, 849085), (105, 679268), (140, 509451), (210, 339634), (420, 169817)]