165338640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{229637}}^1$

素因数の和:229656

約数の個数: 60

約数和(自身を含む): 555264684

約数和(自身を除く): 389926044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 229637, 459274, 688911, 918548, 1148185, 1377822, 1837096, 2066733, 2296370, 2755644, 3444555, 3674192, 4133466, 4592740, 5511288, 6889110, 8266932, 9185480, 10333665, 11022576, 13778220, 16533864, 18370960, 20667330, 27556440, 33067728, 41334660, 55112880, 82669320, 165338640]

約数ペア:

[(1, 165338640), (2, 82669320), (3, 55112880), (4, 41334660), (5, 33067728), (6, 27556440), (8, 20667330), (9, 18370960), (10, 16533864), (12, 13778220), (15, 11022576), (16, 10333665), (18, 9185480), (20, 8266932), (24, 6889110), (30, 5511288), (36, 4592740), (40, 4133466), (45, 3674192), (48, 3444555), (60, 2755644), (72, 2296370), (80, 2066733), (90, 1837096), (120, 1377822), (144, 1148185), (180, 918548), (240, 688911), (360, 459274), (720, 229637)]