251942016

素因数分解:

$2^7\times 3^1\times {\mathrm{809}}^1\times {\mathrm{811}}^1$

素因数の和:1637

約数の個数: 64

約数和(自身を含む): 670874400

約数和(自身を除く): 418932384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 809, 811, 1618, 1622, 2427, 2433, 3236, 3244, 4854, 4866, 6472, 6488, 9708, 9732, 12944, 12976, 19416, 19464, 25888, 25952, 38832, 38928, 51776, 51904, 77664, 77856, 103552, 103808, 155328, 155712, 310656, 311424, 656099, 1312198, 1968297, 2624396, 3936594, 5248792, 7873188, 10497584, 15746376, 20995168, 31492752, 41990336, 62985504, 83980672, 125971008, 251942016]

約数ペア:

[(1, 251942016), (2, 125971008), (3, 83980672), (4, 62985504), (6, 41990336), (8, 31492752), (12, 20995168), (16, 15746376), (24, 10497584), (32, 7873188), (48, 5248792), (64, 3936594), (96, 2624396), (128, 1968297), (192, 1312198), (384, 656099), (809, 311424), (811, 310656), (1618, 155712), (1622, 155328), (2427, 103808), (2433, 103552), (3236, 77856), (3244, 77664), (4854, 51904), (4866, 51776), (6472, 38928), (6488, 38832), (9708, 25952), (9732, 25888), (12944, 19464), (12976, 19416)]