205688640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{214259}}^1$

素因数の和:214279

約数の個数: 56

約数和(自身を含む): 653064480

約数和(自身を除く): 447375840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 214259, 428518, 642777, 857036, 1071295, 1285554, 1714072, 2142590, 2571108, 3213885, 3428144, 4285180, 5142216, 6427770, 6856288, 8570360, 10284432, 12855540, 13712576, 17140720, 20568864, 25711080, 34281440, 41137728, 51422160, 68562880, 102844320, 205688640]

約数ペア:

[(1, 205688640), (2, 102844320), (3, 68562880), (4, 51422160), (5, 41137728), (6, 34281440), (8, 25711080), (10, 20568864), (12, 17140720), (15, 13712576), (16, 12855540), (20, 10284432), (24, 8570360), (30, 6856288), (32, 6427770), (40, 5142216), (48, 4285180), (60, 3428144), (64, 3213885), (80, 2571108), (96, 2142590), (120, 1714072), (160, 1285554), (192, 1071295), (240, 857036), (320, 642777), (480, 428518), (960, 214259)]