280394296

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{643}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 649152000

約数和(自身を除く): 368757704

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 599, 643, 728, 1198, 1286, 2396, 2572, 4193, 4501, 4792, 5144, 7787, 8359, 8386, 9002, 15574, 16718, 16772, 18004, 31148, 33436, 33544, 36008, 54509, 58513, 62296, 66872, 109018, 117026, 218036, 234052, 385157, 436072, 468104, 770314, 1540628, 2696099, 3081256, 5007041, 5392198, 10014082, 10784396, 20028164, 21568792, 35049287, 40056328, 70098574, 140197148, 280394296]

約数ペア:

[(1, 280394296), (2, 140197148), (4, 70098574), (7, 40056328), (8, 35049287), (13, 21568792), (14, 20028164), (26, 10784396), (28, 10014082), (52, 5392198), (56, 5007041), (91, 3081256), (104, 2696099), (182, 1540628), (364, 770314), (599, 468104), (643, 436072), (728, 385157), (1198, 234052), (1286, 218036), (2396, 117026), (2572, 109018), (4193, 66872), (4501, 62296), (4792, 58513), (5144, 54509), (7787, 36008), (8359, 33544), (8386, 33436), (9002, 31148), (15574, 18004), (16718, 16772)]