255276868

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{709}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 571112640

約数和(自身を除く): 315835772

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 167, 196, 308, 334, 539, 668, 709, 1078, 1169, 1418, 1837, 2156, 2338, 2836, 3674, 4676, 4963, 7348, 7799, 8183, 9926, 12859, 15598, 16366, 19852, 25718, 31196, 32732, 34741, 51436, 54593, 69482, 90013, 109186, 118403, 138964, 180026, 218372, 236806, 360052, 382151, 473612, 764302, 828821, 1302433, 1528604, 1657642, 2604866, 3315284, 5209732, 5801747, 9117031, 11603494, 18234062, 23206988, 36468124, 63819217, 127638434, 255276868]

約数ペア:

[(1, 255276868), (2, 127638434), (4, 63819217), (7, 36468124), (11, 23206988), (14, 18234062), (22, 11603494), (28, 9117031), (44, 5801747), (49, 5209732), (77, 3315284), (98, 2604866), (154, 1657642), (167, 1528604), (196, 1302433), (308, 828821), (334, 764302), (539, 473612), (668, 382151), (709, 360052), (1078, 236806), (1169, 218372), (1418, 180026), (1837, 138964), (2156, 118403), (2338, 109186), (2836, 90013), (3674, 69482), (4676, 54593), (4963, 51436), (7348, 34741), (7799, 32732), (8183, 31196), (9926, 25718), (12859, 19852), (15598, 16366)]