138973744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3138

約数の個数: 80

約数和(自身を含む): 342200320

約数和(自身を除く): 203226576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3079, 3224, 3472, 5642, 6158, 6448, 11284, 12316, 21553, 22568, 24632, 40027, 43106, 45136, 49264, 80054, 86212, 95449, 160108, 172424, 190898, 280189, 320216, 344848, 381796, 560378, 640432, 668143, 763592, 1120756, 1240837, 1336286, 1527184, 2241512, 2481674, 2672572, 4483024, 4963348, 5345144, 8685859, 9926696, 10690288, 17371718, 19853392, 34743436, 69486872, 138973744]

約数ペア:

[(1, 138973744), (2, 69486872), (4, 34743436), (7, 19853392), (8, 17371718), (13, 10690288), (14, 9926696), (16, 8685859), (26, 5345144), (28, 4963348), (31, 4483024), (52, 2672572), (56, 2481674), (62, 2241512), (91, 1527184), (104, 1336286), (112, 1240837), (124, 1120756), (182, 763592), (208, 668143), (217, 640432), (248, 560378), (364, 381796), (403, 344848), (434, 320216), (496, 280189), (728, 190898), (806, 172424), (868, 160108), (1456, 95449), (1612, 86212), (1736, 80054), (2821, 49264), (3079, 45136), (3224, 43106), (3472, 40027), (5642, 24632), (6158, 22568), (6448, 21553), (11284, 12316)]