68021212

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 147087360

約数和(自身を除く): 79066148

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 79, 92, 98, 158, 161, 191, 196, 316, 322, 382, 553, 644, 764, 1106, 1127, 1337, 1817, 2212, 2254, 2674, 3634, 3871, 4393, 4508, 5348, 7268, 7742, 8786, 9359, 12719, 15089, 15484, 17572, 18718, 25438, 30178, 30751, 37436, 50876, 60356, 61502, 89033, 105623, 123004, 178066, 211246, 215257, 347047, 356132, 422492, 430514, 694094, 739361, 861028, 1388188, 1478722, 2429329, 2957444, 4858658, 9717316, 17005303, 34010606, 68021212]

約数ペア:

[(1, 68021212), (2, 34010606), (4, 17005303), (7, 9717316), (14, 4858658), (23, 2957444), (28, 2429329), (46, 1478722), (49, 1388188), (79, 861028), (92, 739361), (98, 694094), (158, 430514), (161, 422492), (191, 356132), (196, 347047), (316, 215257), (322, 211246), (382, 178066), (553, 123004), (644, 105623), (764, 89033), (1106, 61502), (1127, 60356), (1337, 50876), (1817, 37436), (2212, 30751), (2254, 30178), (2674, 25438), (3634, 18718), (3871, 17572), (4393, 15484), (4508, 15089), (5348, 12719), (7268, 9359), (7742, 8786)]