257109504

素因数分解:

$2^9\times 3^1\times {\mathrm{73}}^1\times {\mathrm{2293}}^1$

素因数の和:2387

約数の個数: 80

約数和(自身を含む): 694641552

約数和(自身を除く): 437532048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 256, 292, 384, 438, 512, 584, 768, 876, 1168, 1536, 1752, 2293, 2336, 3504, 4586, 4672, 6879, 7008, 9172, 9344, 13758, 14016, 18344, 18688, 27516, 28032, 36688, 37376, 55032, 56064, 73376, 110064, 112128, 146752, 167389, 220128, 293504, 334778, 440256, 502167, 587008, 669556, 880512, 1004334, 1174016, 1339112, 1761024, 2008668, 2678224, 3522048, 4017336, 5356448, 8034672, 10712896, 16069344, 21425792, 32138688, 42851584, 64277376, 85703168, 128554752, 257109504]

約数ペア:

[(1, 257109504), (2, 128554752), (3, 85703168), (4, 64277376), (6, 42851584), (8, 32138688), (12, 21425792), (16, 16069344), (24, 10712896), (32, 8034672), (48, 5356448), (64, 4017336), (73, 3522048), (96, 2678224), (128, 2008668), (146, 1761024), (192, 1339112), (219, 1174016), (256, 1004334), (292, 880512), (384, 669556), (438, 587008), (512, 502167), (584, 440256), (768, 334778), (876, 293504), (1168, 220128), (1536, 167389), (1752, 146752), (2293, 112128), (2336, 110064), (3504, 73376), (4586, 56064), (4672, 55032), (6879, 37376), (7008, 36688), (9172, 28032), (9344, 27516), (13758, 18688), (14016, 18344)]