304498978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 582266880

約数和(自身を除く): 277767902

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 71, 133, 142, 161, 266, 322, 437, 497, 701, 874, 994, 1349, 1402, 1633, 2698, 3059, 3266, 4907, 6118, 9443, 9814, 11431, 13319, 16123, 18886, 22862, 26638, 31027, 32246, 49771, 62054, 93233, 99542, 112861, 186466, 217189, 225722, 306337, 348397, 434378, 612674, 696794, 945649, 1144733, 1891298, 2144359, 2289466, 4288718, 6619543, 8013131, 13239086, 16026262, 21749927, 43499854, 152249489, 304498978]

約数ペア:

[(1, 304498978), (2, 152249489), (7, 43499854), (14, 21749927), (19, 16026262), (23, 13239086), (38, 8013131), (46, 6619543), (71, 4288718), (133, 2289466), (142, 2144359), (161, 1891298), (266, 1144733), (322, 945649), (437, 696794), (497, 612674), (701, 434378), (874, 348397), (994, 306337), (1349, 225722), (1402, 217189), (1633, 186466), (2698, 112861), (3059, 99542), (3266, 93233), (4907, 62054), (6118, 49771), (9443, 32246), (9814, 31027), (11431, 26638), (13319, 22862), (16123, 18886)]