208156968

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{78137}}^1$

素因数の和:78186

約数の個数: 48

約数和(自身を含む): 579002580

約数和(自身を除く): 370845612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 78137, 156274, 234411, 312548, 468822, 625096, 703233, 937644, 1406466, 1875288, 2812932, 2891069, 5625864, 5782138, 8673207, 11564276, 17346414, 23128552, 26019621, 34692828, 52039242, 69385656, 104078484, 208156968]

約数ペア:

[(1, 208156968), (2, 104078484), (3, 69385656), (4, 52039242), (6, 34692828), (8, 26019621), (9, 23128552), (12, 17346414), (18, 11564276), (24, 8673207), (36, 5782138), (37, 5625864), (72, 2891069), (74, 2812932), (111, 1875288), (148, 1406466), (222, 937644), (296, 703233), (333, 625096), (444, 468822), (666, 312548), (888, 234411), (1332, 156274), (2664, 78137)]