256143936

素因数分解:

$2^6\times 3^1\times {\mathrm{823}}^1\times {\mathrm{1621}}^1$

素因数の和:2459

約数の個数: 56

約数和(自身を含む): 678956224

約数和(自身を除く): 422812288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 823, 1621, 1646, 2469, 3242, 3292, 4863, 4938, 6484, 6584, 9726, 9876, 12968, 13168, 19452, 19752, 25936, 26336, 38904, 39504, 51872, 52672, 77808, 79008, 103744, 155616, 158016, 311232, 1334083, 2668166, 4002249, 5336332, 8004498, 10672664, 16008996, 21345328, 32017992, 42690656, 64035984, 85381312, 128071968, 256143936]

約数ペア:

[(1, 256143936), (2, 128071968), (3, 85381312), (4, 64035984), (6, 42690656), (8, 32017992), (12, 21345328), (16, 16008996), (24, 10672664), (32, 8004498), (48, 5336332), (64, 4002249), (96, 2668166), (192, 1334083), (823, 311232), (1621, 158016), (1646, 155616), (2469, 103744), (3242, 79008), (3292, 77808), (4863, 52672), (4938, 51872), (6484, 39504), (6584, 38904), (9726, 26336), (9876, 25936), (12968, 19752), (13168, 19452)]