81313470

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{14341}}^1$

素因数の和:14367

約数の個数: 80

約数和(自身を含む): 249895008

約数和(自身を除く): 168581538

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 14341, 28682, 43023, 71705, 86046, 100387, 129069, 143410, 200774, 215115, 258138, 301161, 387207, 430230, 501935, 602322, 645345, 774414, 903483, 1003870, 1161621, 1290690, 1505805, 1806966, 1936035, 2323242, 2710449, 3011610, 3872070, 4517415, 5420898, 5808105, 8131347, 9034830, 11616210, 13552245, 16262694, 27104490, 40656735, 81313470]

約数ペア:

[(1, 81313470), (2, 40656735), (3, 27104490), (5, 16262694), (6, 13552245), (7, 11616210), (9, 9034830), (10, 8131347), (14, 5808105), (15, 5420898), (18, 4517415), (21, 3872070), (27, 3011610), (30, 2710449), (35, 2323242), (42, 1936035), (45, 1806966), (54, 1505805), (63, 1290690), (70, 1161621), (81, 1003870), (90, 903483), (105, 774414), (126, 645345), (135, 602322), (162, 501935), (189, 430230), (210, 387207), (270, 301161), (315, 258138), (378, 215115), (405, 200774), (567, 143410), (630, 129069), (810, 100387), (945, 86046), (1134, 71705), (1890, 43023), (2835, 28682), (5670, 14341)]