256899608

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2909}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 586656000

約数和(自身を除く): 329756392

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 83, 133, 152, 166, 266, 332, 532, 581, 664, 1064, 1162, 1577, 2324, 2909, 3154, 4648, 5818, 6308, 11039, 11636, 12616, 20363, 22078, 23272, 40726, 44156, 55271, 81452, 88312, 110542, 162904, 221084, 241447, 386897, 442168, 482894, 773794, 965788, 1547588, 1690129, 1931576, 3095176, 3380258, 4587493, 6760516, 9174986, 13521032, 18349972, 32112451, 36699944, 64224902, 128449804, 256899608]

約数ペア:

[(1, 256899608), (2, 128449804), (4, 64224902), (7, 36699944), (8, 32112451), (14, 18349972), (19, 13521032), (28, 9174986), (38, 6760516), (56, 4587493), (76, 3380258), (83, 3095176), (133, 1931576), (152, 1690129), (166, 1547588), (266, 965788), (332, 773794), (532, 482894), (581, 442168), (664, 386897), (1064, 241447), (1162, 221084), (1577, 162904), (2324, 110542), (2909, 88312), (3154, 81452), (4648, 55271), (5818, 44156), (6308, 40726), (11039, 23272), (11636, 22078), (12616, 20363)]