17739180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 54272400

約数和(自身を除く): 36533220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 709, 834, 1251, 1390, 1418, 1668, 2085, 2127, 2502, 2780, 2836, 3545, 4170, 4254, 5004, 6255, 6381, 7090, 8340, 8508, 10635, 12510, 12762, 14180, 21270, 25020, 25524, 31905, 42540, 63810, 98551, 127620, 197102, 295653, 394204, 492755, 591306, 886959, 985510, 1182612, 1478265, 1773918, 1971020, 2956530, 3547836, 4434795, 5913060, 8869590, 17739180]

約数ペア:

[(1, 17739180), (2, 8869590), (3, 5913060), (4, 4434795), (5, 3547836), (6, 2956530), (9, 1971020), (10, 1773918), (12, 1478265), (15, 1182612), (18, 985510), (20, 886959), (30, 591306), (36, 492755), (45, 394204), (60, 295653), (90, 197102), (139, 127620), (180, 98551), (278, 63810), (417, 42540), (556, 31905), (695, 25524), (709, 25020), (834, 21270), (1251, 14180), (1390, 12762), (1418, 12510), (1668, 10635), (2085, 8508), (2127, 8340), (2502, 7090), (2780, 6381), (2836, 6255), (3545, 5004), (4170, 4254)]