211971168

素因数分解:

$2^5\times 3^4\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1618

約数の個数: 120

約数和(自身を含む): 635575248

約数和(自身を除く): 423604080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 81, 96, 106, 108, 144, 159, 162, 212, 216, 288, 318, 324, 424, 432, 477, 636, 648, 848, 864, 954, 1272, 1296, 1431, 1543, 1696, 1908, 2544, 2592, 2862, 3086, 3816, 4293, 4629, 5088, 5724, 6172, 7632, 8586, 9258, 11448, 12344, 13887, 15264, 17172, 18516, 22896, 24688, 27774, 34344, 37032, 41661, 45792, 49376, 55548, 68688, 74064, 81779, 83322, 111096, 124983, 137376, 148128, 163558, 166644, 222192, 245337, 249966, 327116, 333288, 444384, 490674, 499932, 654232, 666576, 736011, 981348, 999864, 1308464, 1333152, 1472022, 1962696, 1999728, 2208033, 2616928, 2944044, 3925392, 3999456, 4416066, 5888088, 6624099, 7850784, 8832132, 11776176, 13248198, 17664264, 23552352, 26496396, 35328528, 52992792, 70657056, 105985584, 211971168]

約数ペア:

[(1, 211971168), (2, 105985584), (3, 70657056), (4, 52992792), (6, 35328528), (8, 26496396), (9, 23552352), (12, 17664264), (16, 13248198), (18, 11776176), (24, 8832132), (27, 7850784), (32, 6624099), (36, 5888088), (48, 4416066), (53, 3999456), (54, 3925392), (72, 2944044), (81, 2616928), (96, 2208033), (106, 1999728), (108, 1962696), (144, 1472022), (159, 1333152), (162, 1308464), (212, 999864), (216, 981348), (288, 736011), (318, 666576), (324, 654232), (424, 499932), (432, 490674), (477, 444384), (636, 333288), (648, 327116), (848, 249966), (864, 245337), (954, 222192), (1272, 166644), (1296, 163558), (1431, 148128), (1543, 137376), (1696, 124983), (1908, 111096), (2544, 83322), (2592, 81779), (2862, 74064), (3086, 68688), (3816, 55548), (4293, 49376), (4629, 45792), (5088, 41661), (5724, 37032), (6172, 34344), (7632, 27774), (8586, 24688), (9258, 22896), (11448, 18516), (12344, 17172), (13887, 15264)]