219757496

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2909}}^1$

素因数の和:3012

約数の個数: 64

約数和(自身を含む): 502848000

約数和(自身を除く): 283090504

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 266, 284, 497, 532, 568, 994, 1064, 1349, 1988, 2698, 2909, 3976, 5396, 5818, 9443, 10792, 11636, 18886, 20363, 23272, 37772, 40726, 55271, 75544, 81452, 110542, 162904, 206539, 221084, 386897, 413078, 442168, 773794, 826156, 1445773, 1547588, 1652312, 2891546, 3095176, 3924241, 5783092, 7848482, 11566184, 15696964, 27469687, 31393928, 54939374, 109878748, 219757496]

約数ペア:

[(1, 219757496), (2, 109878748), (4, 54939374), (7, 31393928), (8, 27469687), (14, 15696964), (19, 11566184), (28, 7848482), (38, 5783092), (56, 3924241), (71, 3095176), (76, 2891546), (133, 1652312), (142, 1547588), (152, 1445773), (266, 826156), (284, 773794), (497, 442168), (532, 413078), (568, 386897), (994, 221084), (1064, 206539), (1349, 162904), (1988, 110542), (2698, 81452), (2909, 75544), (3976, 55271), (5396, 40726), (5818, 37772), (9443, 23272), (10792, 20363), (11636, 18886)]