2160840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1637}}^1$

素因数の和:1662

約数の個数: 64

約数和(自身を含む): 7076160

約数和(自身を除く): 4915320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 1637, 3274, 4911, 6548, 8185, 9822, 13096, 16370, 18007, 19644, 24555, 32740, 36014, 39288, 49110, 54021, 65480, 72028, 90035, 98220, 108042, 144056, 180070, 196440, 216084, 270105, 360140, 432168, 540210, 720280, 1080420, 2160840]

約数ペア:

[(1, 2160840), (2, 1080420), (3, 720280), (4, 540210), (5, 432168), (6, 360140), (8, 270105), (10, 216084), (11, 196440), (12, 180070), (15, 144056), (20, 108042), (22, 98220), (24, 90035), (30, 72028), (33, 65480), (40, 54021), (44, 49110), (55, 39288), (60, 36014), (66, 32740), (88, 24555), (110, 19644), (120, 18007), (132, 16370), (165, 13096), (220, 9822), (264, 8185), (330, 6548), (440, 4911), (660, 3274), (1320, 1637)]