272720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{487}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 726144

約数和(自身を除く): 453424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 487, 560, 974, 1948, 2435, 3409, 3896, 4870, 6818, 7792, 9740, 13636, 17045, 19480, 27272, 34090, 38960, 54544, 68180, 136360, 272720]

約数ペア:

[(1, 272720), (2, 136360), (4, 68180), (5, 54544), (7, 38960), (8, 34090), (10, 27272), (14, 19480), (16, 17045), (20, 13636), (28, 9740), (35, 7792), (40, 6818), (56, 4870), (70, 3896), (80, 3409), (112, 2435), (140, 1948), (280, 974), (487, 560)]