256683748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 488255040

約数和(自身を除く): 231571292

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 137, 236, 274, 467, 548, 934, 1003, 1868, 2006, 2329, 4012, 4658, 7939, 8083, 9316, 15878, 16166, 27553, 31756, 32332, 55106, 63979, 110212, 127958, 137411, 255916, 274822, 468401, 549644, 936802, 1087643, 1873604, 2175286, 3774761, 4350572, 7549522, 15099044, 64170937, 128341874, 256683748]

約数ペア:

[(1, 256683748), (2, 128341874), (4, 64170937), (17, 15099044), (34, 7549522), (59, 4350572), (68, 3774761), (118, 2175286), (137, 1873604), (236, 1087643), (274, 936802), (467, 549644), (548, 468401), (934, 274822), (1003, 255916), (1868, 137411), (2006, 127958), (2329, 110212), (4012, 63979), (4658, 55106), (7939, 32332), (8083, 31756), (9316, 27553), (15878, 16166)]