71800260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{170953}}^1$

素因数の和:170972

約数の個数: 48

約数和(自身を含む): 229762176

約数和(自身を除く): 157961916

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, 170953, 341906, 512859, 683812, 854765, 1025718, 1196671, 1709530, 2051436, 2393342, 2564295, 3419060, 3590013, 4786684, 5128590, 5983355, 7180026, 10257180, 11966710, 14360052, 17950065, 23933420, 35900130, 71800260]

約数ペア:

[(1, 71800260), (2, 35900130), (3, 23933420), (4, 17950065), (5, 14360052), (6, 11966710), (7, 10257180), (10, 7180026), (12, 5983355), (14, 5128590), (15, 4786684), (20, 3590013), (21, 3419060), (28, 2564295), (30, 2393342), (35, 2051436), (42, 1709530), (60, 1196671), (70, 1025718), (84, 854765), (105, 683812), (140, 512859), (210, 341906), (420, 170953)]