27640620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21937}}^1$

素因数の和:21959

約数の個数: 72

約数和(自身を含む): 95825184

約数和(自身を除く): 68184564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 21937, 43874, 65811, 87748, 109685, 131622, 153559, 197433, 219370, 263244, 307118, 329055, 394866, 438740, 460677, 614236, 658110, 767795, 789732, 921354, 987165, 1316220, 1382031, 1535590, 1842708, 1974330, 2303385, 2764062, 3071180, 3948660, 4606770, 5528124, 6910155, 9213540, 13820310, 27640620]

約数ペア:

[(1, 27640620), (2, 13820310), (3, 9213540), (4, 6910155), (5, 5528124), (6, 4606770), (7, 3948660), (9, 3071180), (10, 2764062), (12, 2303385), (14, 1974330), (15, 1842708), (18, 1535590), (20, 1382031), (21, 1316220), (28, 987165), (30, 921354), (35, 789732), (36, 767795), (42, 658110), (45, 614236), (60, 460677), (63, 438740), (70, 394866), (84, 329055), (90, 307118), (105, 263244), (126, 219370), (140, 197433), (180, 153559), (210, 131622), (252, 109685), (315, 87748), (420, 65811), (630, 43874), (1260, 21937)]