245403928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17321}}^1$

素因数の和:17368

約数の個数: 64

約数和(自身を含む): 598648320

約数和(自身を除く): 353244392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 3542, 7084, 14168, 17321, 34642, 69284, 121247, 138568, 190531, 242494, 381062, 398383, 484988, 762124, 796766, 969976, 1333717, 1524248, 1593532, 2667434, 2788681, 3187064, 4382213, 5334868, 5577362, 8764426, 10669736, 11154724, 17528852, 22309448, 30675491, 35057704, 61350982, 122701964, 245403928]

約数ペア:

[(1, 245403928), (2, 122701964), (4, 61350982), (7, 35057704), (8, 30675491), (11, 22309448), (14, 17528852), (22, 11154724), (23, 10669736), (28, 8764426), (44, 5577362), (46, 5334868), (56, 4382213), (77, 3187064), (88, 2788681), (92, 2667434), (154, 1593532), (161, 1524248), (184, 1333717), (253, 969976), (308, 796766), (322, 762124), (506, 484988), (616, 398383), (644, 381062), (1012, 242494), (1288, 190531), (1771, 138568), (2024, 121247), (3542, 69284), (7084, 34642), (14168, 17321)]