256049784

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3947}}^1$

素因数の和:4029

約数の個数: 96

約数和(自身を含む): 748303920

約数和(自身を除く): 492254136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 53, 68, 72, 102, 106, 136, 153, 159, 204, 212, 306, 318, 408, 424, 477, 612, 636, 901, 954, 1224, 1272, 1802, 1908, 2703, 3604, 3816, 3947, 5406, 7208, 7894, 8109, 10812, 11841, 15788, 16218, 21624, 23682, 31576, 32436, 35523, 47364, 64872, 67099, 71046, 94728, 134198, 142092, 201297, 209191, 268396, 284184, 402594, 418382, 536792, 603891, 627573, 805188, 836764, 1207782, 1255146, 1610376, 1673528, 1882719, 2415564, 2510292, 3556247, 3765438, 4831128, 5020584, 7112494, 7530876, 10668741, 14224988, 15061752, 21337482, 28449976, 32006223, 42674964, 64012446, 85349928, 128024892, 256049784]

約数ペア:

[(1, 256049784), (2, 128024892), (3, 85349928), (4, 64012446), (6, 42674964), (8, 32006223), (9, 28449976), (12, 21337482), (17, 15061752), (18, 14224988), (24, 10668741), (34, 7530876), (36, 7112494), (51, 5020584), (53, 4831128), (68, 3765438), (72, 3556247), (102, 2510292), (106, 2415564), (136, 1882719), (153, 1673528), (159, 1610376), (204, 1255146), (212, 1207782), (306, 836764), (318, 805188), (408, 627573), (424, 603891), (477, 536792), (612, 418382), (636, 402594), (901, 284184), (954, 268396), (1224, 209191), (1272, 201297), (1802, 142092), (1908, 134198), (2703, 94728), (3604, 71046), (3816, 67099), (3947, 64872), (5406, 47364), (7208, 35523), (7894, 32436), (8109, 31576), (10812, 23682), (11841, 21624), (15788, 16218)]