205513920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{71359}}^1$

素因数の和:71382

約数の個数: 84

約数和(自身を含む): 706892160

約数和(自身を除く): 501378240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 71359, 142718, 214077, 285436, 356795, 428154, 570872, 642231, 713590, 856308, 1070385, 1141744, 1284462, 1427180, 1712616, 2140770, 2283488, 2568924, 2854360, 3211155, 3425232, 4281540, 4566976, 5137848, 5708720, 6422310, 6850464, 8563080, 10275696, 11417440, 12844620, 13700928, 17126160, 20551392, 22834880, 25689240, 34252320, 41102784, 51378480, 68504640, 102756960, 205513920]

約数ペア:

[(1, 205513920), (2, 102756960), (3, 68504640), (4, 51378480), (5, 41102784), (6, 34252320), (8, 25689240), (9, 22834880), (10, 20551392), (12, 17126160), (15, 13700928), (16, 12844620), (18, 11417440), (20, 10275696), (24, 8563080), (30, 6850464), (32, 6422310), (36, 5708720), (40, 5137848), (45, 4566976), (48, 4281540), (60, 3425232), (64, 3211155), (72, 2854360), (80, 2568924), (90, 2283488), (96, 2140770), (120, 1712616), (144, 1427180), (160, 1284462), (180, 1141744), (192, 1070385), (240, 856308), (288, 713590), (320, 642231), (360, 570872), (480, 428154), (576, 356795), (720, 285436), (960, 214077), (1440, 142718), (2880, 71359)]