68409728

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1279

約数の個数: 64

約数和(自身を含む): 149817600

約数和(自身を除く): 81407872

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1223, 1472, 1748, 2432, 2446, 2944, 3496, 4892, 6992, 9784, 13984, 19568, 23237, 27968, 28129, 39136, 46474, 55936, 56258, 78272, 92948, 112516, 156544, 185896, 225032, 371792, 450064, 534451, 743584, 900128, 1068902, 1487168, 1800256, 2137804, 2974336, 3600512, 4275608, 8551216, 17102432, 34204864, 68409728]

約数ペア:

[(1, 68409728), (2, 34204864), (4, 17102432), (8, 8551216), (16, 4275608), (19, 3600512), (23, 2974336), (32, 2137804), (38, 1800256), (46, 1487168), (64, 1068902), (76, 900128), (92, 743584), (128, 534451), (152, 450064), (184, 371792), (304, 225032), (368, 185896), (437, 156544), (608, 112516), (736, 92948), (874, 78272), (1216, 56258), (1223, 55936), (1472, 46474), (1748, 39136), (2432, 28129), (2446, 27968), (2944, 23237), (3496, 19568), (4892, 13984), (6992, 9784)]