66591140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3931}}^1$

素因数の和:3969

約数の個数: 72

約数和(自身を含む): 175713216

約数和(自身を除く): 109122076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 3931, 4235, 7862, 8470, 15724, 16940, 19655, 27517, 39310, 43241, 55034, 78620, 86482, 110068, 137585, 172964, 216205, 275170, 302687, 432410, 475651, 550340, 605374, 864820, 951302, 1210748, 1513435, 1902604, 2378255, 3026870, 3329557, 4756510, 6053740, 6659114, 9513020, 13318228, 16647785, 33295570, 66591140]

約数ペア:

[(1, 66591140), (2, 33295570), (4, 16647785), (5, 13318228), (7, 9513020), (10, 6659114), (11, 6053740), (14, 4756510), (20, 3329557), (22, 3026870), (28, 2378255), (35, 1902604), (44, 1513435), (55, 1210748), (70, 951302), (77, 864820), (110, 605374), (121, 550340), (140, 475651), (154, 432410), (220, 302687), (242, 275170), (308, 216205), (385, 172964), (484, 137585), (605, 110068), (770, 86482), (847, 78620), (1210, 55034), (1540, 43241), (1694, 39310), (2420, 27517), (3388, 19655), (3931, 16940), (4235, 15724), (7862, 8470)]