266728448

素因数分解:

$2^{10}\times 7^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 88

約数和(自身を含む): 616261632

約数和(自身を除く): 349533184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 293, 448, 508, 512, 586, 889, 896, 1016, 1024, 1172, 1778, 1792, 2032, 2051, 2344, 3556, 3584, 4064, 4102, 4688, 7112, 7168, 8128, 8204, 9376, 14224, 16256, 16408, 18752, 28448, 32512, 32816, 37211, 37504, 56896, 65024, 65632, 74422, 75008, 113792, 130048, 131264, 148844, 150016, 227584, 260477, 262528, 297688, 300032, 455168, 520954, 525056, 595376, 910336, 1041908, 1050112, 1190752, 2083816, 2100224, 2381504, 4167632, 4763008, 8335264, 9526016, 16670528, 19052032, 33341056, 38104064, 66682112, 133364224, 266728448]

約数ペア:

[(1, 266728448), (2, 133364224), (4, 66682112), (7, 38104064), (8, 33341056), (14, 19052032), (16, 16670528), (28, 9526016), (32, 8335264), (56, 4763008), (64, 4167632), (112, 2381504), (127, 2100224), (128, 2083816), (224, 1190752), (254, 1050112), (256, 1041908), (293, 910336), (448, 595376), (508, 525056), (512, 520954), (586, 455168), (889, 300032), (896, 297688), (1016, 262528), (1024, 260477), (1172, 227584), (1778, 150016), (1792, 148844), (2032, 131264), (2051, 130048), (2344, 113792), (3556, 75008), (3584, 74422), (4064, 65632), (4102, 65024), (4688, 56896), (7112, 37504), (7168, 37211), (8128, 32816), (8204, 32512), (9376, 28448), (14224, 18752), (16256, 16408)]