168669180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4441}}^1$

素因数の和:4667

約数の個数: 72

約数和(自身を含む): 514170384

約数和(自身を除く): 345501204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 4441, 6330, 7596, 8882, 9495, 12660, 13323, 17764, 18990, 22205, 26646, 37980, 39969, 44410, 53292, 66615, 79938, 88820, 133230, 159876, 199845, 266460, 399690, 799380, 937051, 1874102, 2811153, 3748204, 4685255, 5622306, 8433459, 9370510, 11244612, 14055765, 16866918, 18741020, 28111530, 33733836, 42167295, 56223060, 84334590, 168669180]

約数ペア:

[(1, 168669180), (2, 84334590), (3, 56223060), (4, 42167295), (5, 33733836), (6, 28111530), (9, 18741020), (10, 16866918), (12, 14055765), (15, 11244612), (18, 9370510), (20, 8433459), (30, 5622306), (36, 4685255), (45, 3748204), (60, 2811153), (90, 1874102), (180, 937051), (211, 799380), (422, 399690), (633, 266460), (844, 199845), (1055, 159876), (1266, 133230), (1899, 88820), (2110, 79938), (2532, 66615), (3165, 53292), (3798, 44410), (4220, 39969), (4441, 37980), (6330, 26646), (7596, 22205), (8882, 18990), (9495, 17764), (12660, 13323)]