268840448

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:563

約数の個数: 80

約数和(自身を含む): 578494224

約数和(自身を除く): 309653776

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 256, 268, 272, 461, 512, 536, 544, 922, 1072, 1088, 1139, 1844, 2144, 2176, 2278, 3688, 4288, 4352, 4556, 7376, 7837, 8576, 8704, 9112, 14752, 15674, 17152, 18224, 29504, 30887, 31348, 34304, 36448, 59008, 61774, 62696, 72896, 118016, 123548, 125392, 145792, 236032, 247096, 250784, 291584, 494192, 501568, 525079, 583168, 988384, 1003136, 1050158, 1976768, 2006272, 2100316, 3953536, 4012544, 4200632, 7907072, 8401264, 15814144, 16802528, 33605056, 67210112, 134420224, 268840448]

約数ペア:

[(1, 268840448), (2, 134420224), (4, 67210112), (8, 33605056), (16, 16802528), (17, 15814144), (32, 8401264), (34, 7907072), (64, 4200632), (67, 4012544), (68, 3953536), (128, 2100316), (134, 2006272), (136, 1976768), (256, 1050158), (268, 1003136), (272, 988384), (461, 583168), (512, 525079), (536, 501568), (544, 494192), (922, 291584), (1072, 250784), (1088, 247096), (1139, 236032), (1844, 145792), (2144, 125392), (2176, 123548), (2278, 118016), (3688, 72896), (4288, 62696), (4352, 61774), (4556, 59008), (7376, 36448), (7837, 34304), (8576, 31348), (8704, 30887), (9112, 29504), (14752, 18224), (15674, 17152)]