81672408

素因数分解:

$2^3\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3671}}^1$

素因数の和:3789

約数の個数: 64

約数和(自身を含む): 229132800

約数和(自身を除く): 147460392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 103, 108, 206, 216, 309, 412, 618, 824, 927, 1236, 1854, 2472, 2781, 3671, 3708, 5562, 7342, 7416, 11013, 11124, 14684, 22026, 22248, 29368, 33039, 44052, 66078, 88104, 99117, 132156, 198234, 264312, 378113, 396468, 756226, 792936, 1134339, 1512452, 2268678, 3024904, 3403017, 4537356, 6806034, 9074712, 10209051, 13612068, 20418102, 27224136, 40836204, 81672408]

約数ペア:

[(1, 81672408), (2, 40836204), (3, 27224136), (4, 20418102), (6, 13612068), (8, 10209051), (9, 9074712), (12, 6806034), (18, 4537356), (24, 3403017), (27, 3024904), (36, 2268678), (54, 1512452), (72, 1134339), (103, 792936), (108, 756226), (206, 396468), (216, 378113), (309, 264312), (412, 198234), (618, 132156), (824, 99117), (927, 88104), (1236, 66078), (1854, 44052), (2472, 33039), (2781, 29368), (3671, 22248), (3708, 22026), (5562, 14684), (7342, 11124), (7416, 11013)]