278141190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1559}}^1$

素因数の和:1901

約数の個数: 64

約数和(自身を含む): 705369600

約数和(自身を除く): 427228410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 313, 570, 626, 939, 1559, 1565, 1878, 3118, 3130, 4677, 4695, 5947, 7795, 9354, 9390, 11894, 15590, 17841, 23385, 29621, 29735, 35682, 46770, 59242, 59470, 88863, 89205, 148105, 177726, 178410, 296210, 444315, 487967, 888630, 975934, 1463901, 2439835, 2927802, 4879670, 7319505, 9271373, 14639010, 18542746, 27814119, 46356865, 55628238, 92713730, 139070595, 278141190]

約数ペア:

[(1, 278141190), (2, 139070595), (3, 92713730), (5, 55628238), (6, 46356865), (10, 27814119), (15, 18542746), (19, 14639010), (30, 9271373), (38, 7319505), (57, 4879670), (95, 2927802), (114, 2439835), (190, 1463901), (285, 975934), (313, 888630), (570, 487967), (626, 444315), (939, 296210), (1559, 178410), (1565, 177726), (1878, 148105), (3118, 89205), (3130, 88863), (4677, 59470), (4695, 59242), (5947, 46770), (7795, 35682), (9354, 29735), (9390, 29621), (11894, 23385), (15590, 17841)]