278967488

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:829

約数の個数: 56

約数和(自身を含む): 570780672

約数和(自身を除く): 291813184

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 167, 172, 334, 344, 607, 668, 688, 1214, 1336, 1376, 2428, 2672, 2752, 4856, 5344, 7181, 9712, 10688, 14362, 19424, 26101, 28724, 38848, 52202, 57448, 101369, 104404, 114896, 202738, 208808, 229792, 405476, 417616, 459584, 810952, 835232, 1621904, 1670464, 3243808, 4358867, 6487616, 8717734, 17435468, 34870936, 69741872, 139483744, 278967488]

約数ペア:

[(1, 278967488), (2, 139483744), (4, 69741872), (8, 34870936), (16, 17435468), (32, 8717734), (43, 6487616), (64, 4358867), (86, 3243808), (167, 1670464), (172, 1621904), (334, 835232), (344, 810952), (607, 459584), (668, 417616), (688, 405476), (1214, 229792), (1336, 208808), (1376, 202738), (2428, 114896), (2672, 104404), (2752, 101369), (4856, 57448), (5344, 52202), (7181, 38848), (9712, 28724), (10688, 26101), (14362, 19424)]