181569220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{30161}}^1$

素因数の和:30220

約数の個数: 48

約数和(自身を含む): 445915008

約数和(自身を除く): 264345788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 30161, 60322, 120644, 150805, 211127, 301610, 422254, 603220, 844508, 1055635, 1296923, 2111270, 2593846, 4222540, 5187692, 6484615, 9078461, 12969230, 18156922, 25938460, 36313844, 45392305, 90784610, 181569220]

約数ペア:

[(1, 181569220), (2, 90784610), (4, 45392305), (5, 36313844), (7, 25938460), (10, 18156922), (14, 12969230), (20, 9078461), (28, 6484615), (35, 5187692), (43, 4222540), (70, 2593846), (86, 2111270), (140, 1296923), (172, 1055635), (215, 844508), (301, 603220), (430, 422254), (602, 301610), (860, 211127), (1204, 150805), (1505, 120644), (3010, 60322), (6020, 30161)]