257457792

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{39439}}^1$

素因数の和:39473

約数の個数: 64

約数和(自身を含む): 724118400

約数和(自身を除く): 466660608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 272, 384, 408, 544, 816, 1088, 1632, 2176, 3264, 6528, 39439, 78878, 118317, 157756, 236634, 315512, 473268, 631024, 670463, 946536, 1262048, 1340926, 1893072, 2011389, 2524096, 2681852, 3786144, 4022778, 5048192, 5363704, 7572288, 8045556, 10727408, 15144576, 16091112, 21454816, 32182224, 42909632, 64364448, 85819264, 128728896, 257457792]

約数ペア:

[(1, 257457792), (2, 128728896), (3, 85819264), (4, 64364448), (6, 42909632), (8, 32182224), (12, 21454816), (16, 16091112), (17, 15144576), (24, 10727408), (32, 8045556), (34, 7572288), (48, 5363704), (51, 5048192), (64, 4022778), (68, 3786144), (96, 2681852), (102, 2524096), (128, 2011389), (136, 1893072), (192, 1340926), (204, 1262048), (272, 946536), (384, 670463), (408, 631024), (544, 473268), (816, 315512), (1088, 236634), (1632, 157756), (2176, 118317), (3264, 78878), (6528, 39439)]