211237040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53887}}^1$

素因数の和:53914

約数の個数: 60

約数和(自身を含む): 571320576

約数和(自身を除く): 360083536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 53887, 107774, 215548, 269435, 377209, 431096, 538870, 754418, 862192, 1077740, 1508836, 1886045, 2155480, 2640463, 3017672, 3772090, 4310960, 5280926, 6035344, 7544180, 10561852, 13202315, 15088360, 21123704, 26404630, 30176720, 42247408, 52809260, 105618520, 211237040]

約数ペア:

[(1, 211237040), (2, 105618520), (4, 52809260), (5, 42247408), (7, 30176720), (8, 26404630), (10, 21123704), (14, 15088360), (16, 13202315), (20, 10561852), (28, 7544180), (35, 6035344), (40, 5280926), (49, 4310960), (56, 3772090), (70, 3017672), (80, 2640463), (98, 2155480), (112, 1886045), (140, 1508836), (196, 1077740), (245, 862192), (280, 754418), (392, 538870), (490, 431096), (560, 377209), (784, 269435), (980, 215548), (1960, 107774), (3920, 53887)]