261677568

素因数分解:

$2^9\times 3^1\times {\mathrm{170363}}^1$

素因数の和:170384

約数の個数: 40

約数和(自身を含む): 697129488

約数和(自身を除く): 435451920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 170363, 340726, 511089, 681452, 1022178, 1362904, 2044356, 2725808, 4088712, 5451616, 8177424, 10903232, 16354848, 21806464, 32709696, 43612928, 65419392, 87225856, 130838784, 261677568]

約数ペア:

[(1, 261677568), (2, 130838784), (3, 87225856), (4, 65419392), (6, 43612928), (8, 32709696), (12, 21806464), (16, 16354848), (24, 10903232), (32, 8177424), (48, 5451616), (64, 4088712), (96, 2725808), (128, 2044356), (192, 1362904), (256, 1022178), (384, 681452), (512, 511089), (768, 340726), (1536, 170363)]