209432880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{290879}}^1$

素因数の和:290898

約数の個数: 60

約数和(自身を含む): 703347840

約数和(自身を除く): 493914960

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, 290879, 581758, 872637, 1163516, 1454395, 1745274, 2327032, 2617911, 2908790, 3490548, 4363185, 4654064, 5235822, 5817580, 6981096, 8726370, 10471644, 11635160, 13089555, 13962192, 17452740, 20943288, 23270320, 26179110, 34905480, 41886576, 52358220, 69810960, 104716440, 209432880]

約数ペア:

[(1, 209432880), (2, 104716440), (3, 69810960), (4, 52358220), (5, 41886576), (6, 34905480), (8, 26179110), (9, 23270320), (10, 20943288), (12, 17452740), (15, 13962192), (16, 13089555), (18, 11635160), (20, 10471644), (24, 8726370), (30, 6981096), (36, 5817580), (40, 5235822), (45, 4654064), (48, 4363185), (60, 3490548), (72, 2908790), (80, 2617911), (90, 2327032), (120, 1745274), (144, 1454395), (180, 1163516), (240, 872637), (360, 581758), (720, 290879)]