257823008

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:334

約数の個数: 96

約数和(自身を含む): 566092800

約数和(自身を除く): 308269792

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 103, 152, 179, 184, 206, 304, 358, 368, 412, 437, 608, 716, 736, 824, 874, 1432, 1648, 1748, 1957, 2369, 2864, 3296, 3401, 3496, 3914, 4117, 4738, 5728, 6802, 6992, 7828, 8234, 9476, 13604, 13984, 15656, 16468, 18437, 18952, 27208, 31312, 32936, 36874, 37904, 45011, 54416, 62624, 65872, 73748, 75808, 78223, 90022, 108832, 131744, 147496, 156446, 180044, 294992, 312892, 350303, 360088, 424051, 589984, 625784, 700606, 720176, 848102, 1251568, 1401212, 1440352, 1696204, 2503136, 2802424, 3392408, 5604848, 6784816, 8056969, 11209696, 13569632, 16113938, 32227876, 64455752, 128911504, 257823008]

約数ペア:

[(1, 257823008), (2, 128911504), (4, 64455752), (8, 32227876), (16, 16113938), (19, 13569632), (23, 11209696), (32, 8056969), (38, 6784816), (46, 5604848), (76, 3392408), (92, 2802424), (103, 2503136), (152, 1696204), (179, 1440352), (184, 1401212), (206, 1251568), (304, 848102), (358, 720176), (368, 700606), (412, 625784), (437, 589984), (608, 424051), (716, 360088), (736, 350303), (824, 312892), (874, 294992), (1432, 180044), (1648, 156446), (1748, 147496), (1957, 131744), (2369, 108832), (2864, 90022), (3296, 78223), (3401, 75808), (3496, 73748), (3914, 65872), (4117, 62624), (4738, 54416), (5728, 45011), (6802, 37904), (6992, 36874), (7828, 32936), (8234, 31312), (9476, 27208), (13604, 18952), (13984, 18437), (15656, 16468)]