388664848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 906772320

約数和(自身を除く): 518107472

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 73, 88, 104, 143, 146, 169, 176, 179, 208, 286, 292, 338, 358, 572, 584, 676, 716, 803, 949, 1144, 1168, 1352, 1432, 1606, 1859, 1898, 1969, 2288, 2327, 2704, 2864, 3212, 3718, 3796, 3938, 4654, 6424, 7436, 7592, 7876, 9308, 10439, 12337, 12848, 13067, 14872, 15184, 15752, 18616, 20878, 24674, 25597, 26134, 29744, 30251, 31504, 37232, 41756, 49348, 51194, 52268, 60502, 83512, 98696, 102388, 104536, 121004, 135707, 143737, 167024, 169871, 197392, 204776, 209072, 242008, 271414, 287474, 332761, 339742, 409552, 484016, 542828, 574948, 665522, 679484, 1085656, 1149896, 1331044, 1358968, 1868581, 2171312, 2208323, 2299792, 2662088, 2717936, 3737162, 4416646, 5324176, 7474324, 8833292, 14948648, 17666584, 24291553, 29897296, 35333168, 48583106, 97166212, 194332424, 388664848]

約数ペア:

[(1, 388664848), (2, 194332424), (4, 97166212), (8, 48583106), (11, 35333168), (13, 29897296), (16, 24291553), (22, 17666584), (26, 14948648), (44, 8833292), (52, 7474324), (73, 5324176), (88, 4416646), (104, 3737162), (143, 2717936), (146, 2662088), (169, 2299792), (176, 2208323), (179, 2171312), (208, 1868581), (286, 1358968), (292, 1331044), (338, 1149896), (358, 1085656), (572, 679484), (584, 665522), (676, 574948), (716, 542828), (803, 484016), (949, 409552), (1144, 339742), (1168, 332761), (1352, 287474), (1432, 271414), (1606, 242008), (1859, 209072), (1898, 204776), (1969, 197392), (2288, 169871), (2327, 167024), (2704, 143737), (2864, 135707), (3212, 121004), (3718, 104536), (3796, 102388), (3938, 98696), (4654, 83512), (6424, 60502), (7436, 52268), (7592, 51194), (7876, 49348), (9308, 41756), (10439, 37232), (12337, 31504), (12848, 30251), (13067, 29744), (14872, 26134), (15184, 25597), (15752, 24674), (18616, 20878)]