81341904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2221}}^1$

素因数の和:2348

約数の個数: 80

約数和(自身を含む): 242464640

約数和(自身を除く): 161122736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 109, 112, 168, 218, 327, 336, 436, 654, 763, 872, 1308, 1526, 1744, 2221, 2289, 2616, 3052, 4442, 4578, 5232, 6104, 6663, 8884, 9156, 12208, 13326, 15547, 17768, 18312, 26652, 31094, 35536, 36624, 46641, 53304, 62188, 93282, 106608, 124376, 186564, 242089, 248752, 373128, 484178, 726267, 746256, 968356, 1452534, 1694623, 1936712, 2905068, 3389246, 3873424, 5083869, 5810136, 6778492, 10167738, 11620272, 13556984, 20335476, 27113968, 40670952, 81341904]

約数ペア:

[(1, 81341904), (2, 40670952), (3, 27113968), (4, 20335476), (6, 13556984), (7, 11620272), (8, 10167738), (12, 6778492), (14, 5810136), (16, 5083869), (21, 3873424), (24, 3389246), (28, 2905068), (42, 1936712), (48, 1694623), (56, 1452534), (84, 968356), (109, 746256), (112, 726267), (168, 484178), (218, 373128), (327, 248752), (336, 242089), (436, 186564), (654, 124376), (763, 106608), (872, 93282), (1308, 62188), (1526, 53304), (1744, 46641), (2221, 36624), (2289, 35536), (2616, 31094), (3052, 26652), (4442, 18312), (4578, 17768), (5232, 15547), (6104, 13326), (6663, 12208), (8884, 9156)]