254985728

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 80

約数和(自身を含む): 542108160

約数和(自身を除く): 287122432

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 64, 92, 118, 128, 184, 236, 256, 367, 368, 472, 512, 734, 736, 944, 1357, 1468, 1472, 1888, 2714, 2936, 2944, 3776, 5428, 5872, 5888, 7552, 8441, 10856, 11744, 11776, 15104, 16882, 21653, 21712, 23488, 30208, 33764, 43306, 43424, 46976, 67528, 86612, 86848, 93952, 135056, 173224, 173696, 187904, 270112, 346448, 347392, 498019, 540224, 692896, 694784, 996038, 1080448, 1385792, 1992076, 2160896, 2771584, 3984152, 4321792, 5543168, 7968304, 11086336, 15936608, 31873216, 63746432, 127492864, 254985728]

約数ペア:

[(1, 254985728), (2, 127492864), (4, 63746432), (8, 31873216), (16, 15936608), (23, 11086336), (32, 7968304), (46, 5543168), (59, 4321792), (64, 3984152), (92, 2771584), (118, 2160896), (128, 1992076), (184, 1385792), (236, 1080448), (256, 996038), (367, 694784), (368, 692896), (472, 540224), (512, 498019), (734, 347392), (736, 346448), (944, 270112), (1357, 187904), (1468, 173696), (1472, 173224), (1888, 135056), (2714, 93952), (2936, 86848), (2944, 86612), (3776, 67528), (5428, 46976), (5872, 43424), (5888, 43306), (7552, 33764), (8441, 30208), (10856, 23488), (11744, 21712), (11776, 21653), (15104, 16882)]