713892880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1493}}^1$

素因数の和:1688

約数の個数: 80

約数和(自身を含む): 1711765440

約数和(自身を除く): 997872560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 139, 172, 215, 278, 344, 430, 556, 688, 695, 860, 1112, 1390, 1493, 1720, 2224, 2780, 2986, 3440, 5560, 5972, 5977, 7465, 11120, 11944, 11954, 14930, 23888, 23908, 29860, 29885, 47816, 59720, 59770, 64199, 95632, 119440, 119540, 128398, 207527, 239080, 256796, 320995, 415054, 478160, 513592, 641990, 830108, 1027184, 1037635, 1283980, 1660216, 2075270, 2567960, 3320432, 4150540, 5135920, 8301080, 8923661, 16602160, 17847322, 35694644, 44618305, 71389288, 89236610, 142778576, 178473220, 356946440, 713892880]

約数ペア:

[(1, 713892880), (2, 356946440), (4, 178473220), (5, 142778576), (8, 89236610), (10, 71389288), (16, 44618305), (20, 35694644), (40, 17847322), (43, 16602160), (80, 8923661), (86, 8301080), (139, 5135920), (172, 4150540), (215, 3320432), (278, 2567960), (344, 2075270), (430, 1660216), (556, 1283980), (688, 1037635), (695, 1027184), (860, 830108), (1112, 641990), (1390, 513592), (1493, 478160), (1720, 415054), (2224, 320995), (2780, 256796), (2986, 239080), (3440, 207527), (5560, 128398), (5972, 119540), (5977, 119440), (7465, 95632), (11120, 64199), (11944, 59770), (11954, 59720), (14930, 47816), (23888, 29885), (23908, 29860)]