278915674772

素因数分解:

$2^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{859}}^1\times {\mathrm{6113}}^1$

素因数の和:7261

約数の個数: 72

約数和(自身を含む): 570644565120

約数和(自身を除く): 291728890348

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 271, 542, 859, 1084, 1718, 1897, 3436, 3794, 6013, 6113, 7588, 12026, 12226, 13279, 24052, 24452, 26558, 42091, 42791, 53116, 84182, 85582, 168364, 171164, 232789, 299537, 465578, 599074, 931156, 1198148, 1629523, 1656623, 3259046, 3313246, 5251067, 6518092, 6626492, 10502134, 11406661, 11596361, 21004268, 22813322, 23192722, 36757469, 45626644, 46385444, 73514938, 81174527, 147029876, 162349054, 257302283, 324698108, 514604566, 1029209132, 1423039157, 2846078314, 5692156628, 9961274099, 19922548198, 39845096396, 69728918693, 139457837386, 278915674772]

約数ペア:

[(1, 278915674772), (2, 139457837386), (4, 69728918693), (7, 39845096396), (14, 19922548198), (28, 9961274099), (49, 5692156628), (98, 2846078314), (196, 1423039157), (271, 1029209132), (542, 514604566), (859, 324698108), (1084, 257302283), (1718, 162349054), (1897, 147029876), (3436, 81174527), (3794, 73514938), (6013, 46385444), (6113, 45626644), (7588, 36757469), (12026, 23192722), (12226, 22813322), (13279, 21004268), (24052, 11596361), (24452, 11406661), (26558, 10502134), (42091, 6626492), (42791, 6518092), (53116, 5251067), (84182, 3313246), (85582, 3259046), (168364, 1656623), (171164, 1629523), (232789, 1198148), (299537, 931156), (465578, 599074)]