245497784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1500

約数の個数: 64

約数和(自身を含む): 557280000

約数和(自身を除く): 311782216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 179, 266, 358, 532, 716, 1064, 1253, 1289, 1432, 2506, 2578, 3401, 5012, 5156, 6802, 9023, 10024, 10312, 13604, 18046, 23807, 24491, 27208, 36092, 47614, 48982, 72184, 95228, 97964, 171437, 190456, 195928, 230731, 342874, 461462, 685748, 922924, 1371496, 1615117, 1845848, 3230234, 4383889, 6460468, 8767778, 12920936, 17535556, 30687223, 35071112, 61374446, 122748892, 245497784]

約数ペア:

[(1, 245497784), (2, 122748892), (4, 61374446), (7, 35071112), (8, 30687223), (14, 17535556), (19, 12920936), (28, 8767778), (38, 6460468), (56, 4383889), (76, 3230234), (133, 1845848), (152, 1615117), (179, 1371496), (266, 922924), (358, 685748), (532, 461462), (716, 342874), (1064, 230731), (1253, 195928), (1289, 190456), (1432, 171437), (2506, 97964), (2578, 95228), (3401, 72184), (5012, 48982), (5156, 47614), (6802, 36092), (9023, 27208), (10024, 24491), (10312, 23807), (13604, 18046)]