257301504

素因数分解:

$2^{10}\times 3^2\times {\mathrm{27919}}^1$

素因数の和:27945

約数の個数: 66

約数和(自身を含む): 742979120

約数和(自身を除く): 485677616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 3072, 4608, 9216, 27919, 55838, 83757, 111676, 167514, 223352, 251271, 335028, 446704, 502542, 670056, 893408, 1005084, 1340112, 1786816, 2010168, 2680224, 3573632, 4020336, 5360448, 7147264, 8040672, 10720896, 14294528, 16081344, 21441792, 28589056, 32162688, 42883584, 64325376, 85767168, 128650752, 257301504]

約数ペア:

[(1, 257301504), (2, 128650752), (3, 85767168), (4, 64325376), (6, 42883584), (8, 32162688), (9, 28589056), (12, 21441792), (16, 16081344), (18, 14294528), (24, 10720896), (32, 8040672), (36, 7147264), (48, 5360448), (64, 4020336), (72, 3573632), (96, 2680224), (128, 2010168), (144, 1786816), (192, 1340112), (256, 1005084), (288, 893408), (384, 670056), (512, 502542), (576, 446704), (768, 335028), (1024, 251271), (1152, 223352), (1536, 167514), (2304, 111676), (3072, 83757), (4608, 55838), (9216, 27919)]