261406848

素因数分解:

$2^7\times 3^1\times {\mathrm{659}}^1\times {\mathrm{1033}}^1$

素因数の和:1709

約数の個数: 64

約数和(自身を含む): 696088800

約数和(自身を除く): 434681952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 659, 1033, 1318, 1977, 2066, 2636, 3099, 3954, 4132, 5272, 6198, 7908, 8264, 10544, 12396, 15816, 16528, 21088, 24792, 31632, 33056, 42176, 49584, 63264, 66112, 84352, 99168, 126528, 132224, 198336, 253056, 396672, 680747, 1361494, 2042241, 2722988, 4084482, 5445976, 8168964, 10891952, 16337928, 21783904, 32675856, 43567808, 65351712, 87135616, 130703424, 261406848]

約数ペア:

[(1, 261406848), (2, 130703424), (3, 87135616), (4, 65351712), (6, 43567808), (8, 32675856), (12, 21783904), (16, 16337928), (24, 10891952), (32, 8168964), (48, 5445976), (64, 4084482), (96, 2722988), (128, 2042241), (192, 1361494), (384, 680747), (659, 396672), (1033, 253056), (1318, 198336), (1977, 132224), (2066, 126528), (2636, 99168), (3099, 84352), (3954, 66112), (4132, 63264), (5272, 49584), (6198, 42176), (7908, 33056), (8264, 31632), (10544, 24792), (12396, 21088), (15816, 16528)]