660984906

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 1389104640

約数和(自身を除く): 728119734

約数列:

[1, 2, 3, 6, 43, 59, 86, 118, 129, 173, 177, 251, 258, 346, 354, 502, 519, 753, 1038, 1506, 2537, 5074, 7439, 7611, 10207, 10793, 14809, 14878, 15222, 20414, 21586, 22317, 29618, 30621, 32379, 43423, 44427, 44634, 61242, 64758, 86846, 88854, 130269, 260538, 438901, 636787, 877802, 1273574, 1316703, 1867189, 1910361, 2561957, 2633406, 3734378, 3820722, 5123914, 5601567, 7685871, 11203134, 15371742, 110164151, 220328302, 330492453, 660984906]

約数ペア:

[(1, 660984906), (2, 330492453), (3, 220328302), (6, 110164151), (43, 15371742), (59, 11203134), (86, 7685871), (118, 5601567), (129, 5123914), (173, 3820722), (177, 3734378), (251, 2633406), (258, 2561957), (346, 1910361), (354, 1867189), (502, 1316703), (519, 1273574), (753, 877802), (1038, 636787), (1506, 438901), (2537, 260538), (5074, 130269), (7439, 88854), (7611, 86846), (10207, 64758), (10793, 61242), (14809, 44634), (14878, 44427), (15222, 43423), (20414, 32379), (21586, 30621), (22317, 29618)]