128187472

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^2\times {\mathrm{619}}^1$

素因数の和:720

約数の個数: 60

約数和(自身を含む): 291067680

約数和(自身を除く): 162880208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 619, 688, 1204, 1238, 1849, 2408, 2476, 3698, 4333, 4816, 4952, 7396, 8666, 9904, 12943, 14792, 17332, 25886, 26617, 29584, 34664, 51772, 53234, 69328, 103544, 106468, 186319, 207088, 212936, 372638, 425872, 745276, 1144531, 1490552, 2289062, 2981104, 4578124, 8011717, 9156248, 16023434, 18312496, 32046868, 64093736, 128187472]

約数ペア:

[(1, 128187472), (2, 64093736), (4, 32046868), (7, 18312496), (8, 16023434), (14, 9156248), (16, 8011717), (28, 4578124), (43, 2981104), (56, 2289062), (86, 1490552), (112, 1144531), (172, 745276), (301, 425872), (344, 372638), (602, 212936), (619, 207088), (688, 186319), (1204, 106468), (1238, 103544), (1849, 69328), (2408, 53234), (2476, 51772), (3698, 34664), (4333, 29584), (4816, 26617), (4952, 25886), (7396, 17332), (8666, 14792), (9904, 12943)]