261411264

素因数分解:

$2^6\times 3^2\times {\mathrm{53}}^1\times {\mathrm{8563}}^1$

素因数の和:8634

約数の個数: 84

約数和(自身を含む): 763514856

約数和(自身を除く): 502103592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 144, 159, 192, 212, 288, 318, 424, 477, 576, 636, 848, 954, 1272, 1696, 1908, 2544, 3392, 3816, 5088, 7632, 8563, 10176, 15264, 17126, 25689, 30528, 34252, 51378, 68504, 77067, 102756, 137008, 154134, 205512, 274016, 308268, 411024, 453839, 548032, 616536, 822048, 907678, 1233072, 1361517, 1644096, 1815356, 2466144, 2723034, 3630712, 4084551, 4932288, 5446068, 7261424, 8169102, 10892136, 14522848, 16338204, 21784272, 29045696, 32676408, 43568544, 65352816, 87137088, 130705632, 261411264]

約数ペア:

[(1, 261411264), (2, 130705632), (3, 87137088), (4, 65352816), (6, 43568544), (8, 32676408), (9, 29045696), (12, 21784272), (16, 16338204), (18, 14522848), (24, 10892136), (32, 8169102), (36, 7261424), (48, 5446068), (53, 4932288), (64, 4084551), (72, 3630712), (96, 2723034), (106, 2466144), (144, 1815356), (159, 1644096), (192, 1361517), (212, 1233072), (288, 907678), (318, 822048), (424, 616536), (477, 548032), (576, 453839), (636, 411024), (848, 308268), (954, 274016), (1272, 205512), (1696, 154134), (1908, 137008), (2544, 102756), (3392, 77067), (3816, 68504), (5088, 51378), (7632, 34252), (8563, 30528), (10176, 25689), (15264, 17126)]