722774416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{751}}^1$

素因数の和:1440

約数の個数: 80

約数和(自身を含む): 1728444928

約数和(自身を除く): 1005670512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 661, 728, 751, 1322, 1456, 1502, 2644, 3004, 4627, 5257, 5288, 6008, 8593, 9254, 9763, 10514, 10576, 12016, 17186, 18508, 19526, 21028, 34372, 37016, 39052, 42056, 60151, 68341, 68744, 74032, 78104, 84112, 120302, 136682, 137488, 156208, 240604, 273364, 481208, 496411, 546728, 962416, 992822, 1093456, 1985644, 3474877, 3971288, 6453343, 6949754, 7942576, 12906686, 13899508, 25813372, 27799016, 45173401, 51626744, 55598032, 90346802, 103253488, 180693604, 361387208, 722774416]

約数ペア:

[(1, 722774416), (2, 361387208), (4, 180693604), (7, 103253488), (8, 90346802), (13, 55598032), (14, 51626744), (16, 45173401), (26, 27799016), (28, 25813372), (52, 13899508), (56, 12906686), (91, 7942576), (104, 6949754), (112, 6453343), (182, 3971288), (208, 3474877), (364, 1985644), (661, 1093456), (728, 992822), (751, 962416), (1322, 546728), (1456, 496411), (1502, 481208), (2644, 273364), (3004, 240604), (4627, 156208), (5257, 137488), (5288, 136682), (6008, 120302), (8593, 84112), (9254, 78104), (9763, 74032), (10514, 68744), (10576, 68341), (12016, 60151), (17186, 42056), (18508, 39052), (19526, 37016), (21028, 34372)]