378201856

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:166

約数の個数: 108

約数和(自身を含む): 835767072

約数和(自身を除く): 457565216

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 47, 64, 68, 86, 94, 128, 136, 172, 188, 256, 272, 344, 376, 544, 688, 731, 752, 799, 1088, 1376, 1462, 1504, 1598, 1849, 2021, 2176, 2752, 2924, 3008, 3196, 3698, 4042, 4352, 5504, 5848, 6016, 6392, 7396, 8084, 11008, 11696, 12032, 12784, 14792, 16168, 23392, 25568, 29584, 31433, 32336, 34357, 46784, 51136, 59168, 62866, 64672, 68714, 86903, 93568, 102272, 118336, 125732, 129344, 137428, 173806, 187136, 204544, 236672, 251464, 258688, 274856, 347612, 473344, 502928, 517376, 549712, 695224, 1005856, 1099424, 1390448, 1477351, 2011712, 2198848, 2780896, 2954702, 4023424, 4397696, 5561792, 5909404, 8046848, 8795392, 11123584, 11818808, 22247168, 23637616, 47275232, 94550464, 189100928, 378201856]

約数ペア:

[(1, 378201856), (2, 189100928), (4, 94550464), (8, 47275232), (16, 23637616), (17, 22247168), (32, 11818808), (34, 11123584), (43, 8795392), (47, 8046848), (64, 5909404), (68, 5561792), (86, 4397696), (94, 4023424), (128, 2954702), (136, 2780896), (172, 2198848), (188, 2011712), (256, 1477351), (272, 1390448), (344, 1099424), (376, 1005856), (544, 695224), (688, 549712), (731, 517376), (752, 502928), (799, 473344), (1088, 347612), (1376, 274856), (1462, 258688), (1504, 251464), (1598, 236672), (1849, 204544), (2021, 187136), (2176, 173806), (2752, 137428), (2924, 129344), (3008, 125732), (3196, 118336), (3698, 102272), (4042, 93568), (4352, 86903), (5504, 68714), (5848, 64672), (6016, 62866), (6392, 59168), (7396, 51136), (8084, 46784), (11008, 34357), (11696, 32336), (12032, 31433), (12784, 29584), (14792, 25568), (16168, 23392)]