317756572

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^2\times {\mathrm{241}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 672856800

約数和(自身を除く): 355100228

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 241, 343, 434, 482, 686, 868, 961, 964, 1372, 1519, 1687, 1922, 3038, 3374, 3844, 6076, 6727, 6748, 7471, 10633, 11809, 13454, 14942, 21266, 23618, 26908, 29884, 42532, 47089, 47236, 52297, 82663, 94178, 104594, 165326, 188356, 209188, 231601, 329623, 330652, 366079, 463202, 659246, 732158, 926404, 1318492, 1464316, 1621207, 2562553, 3242414, 5125106, 6484828, 10250212, 11348449, 22696898, 45393796, 79439143, 158878286, 317756572]

約数ペア:

[(1, 317756572), (2, 158878286), (4, 79439143), (7, 45393796), (14, 22696898), (28, 11348449), (31, 10250212), (49, 6484828), (62, 5125106), (98, 3242414), (124, 2562553), (196, 1621207), (217, 1464316), (241, 1318492), (343, 926404), (434, 732158), (482, 659246), (686, 463202), (868, 366079), (961, 330652), (964, 329623), (1372, 231601), (1519, 209188), (1687, 188356), (1922, 165326), (3038, 104594), (3374, 94178), (3844, 82663), (6076, 52297), (6727, 47236), (6748, 47089), (7471, 42532), (10633, 29884), (11809, 26908), (13454, 23618), (14942, 21266)]