78621012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 210974400

約数和(自身を除く): 132353388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 171, 228, 274, 342, 411, 548, 684, 822, 839, 1233, 1644, 1678, 2466, 2517, 2603, 3356, 4932, 5034, 5206, 7551, 7809, 10068, 10412, 15102, 15618, 15941, 23427, 30204, 31236, 31882, 46854, 47823, 63764, 93708, 95646, 114943, 143469, 191292, 229886, 286938, 344829, 459772, 573876, 689658, 1034487, 1379316, 2068974, 2183917, 4137948, 4367834, 6551751, 8735668, 13103502, 19655253, 26207004, 39310506, 78621012]

約数ペア:

[(1, 78621012), (2, 39310506), (3, 26207004), (4, 19655253), (6, 13103502), (9, 8735668), (12, 6551751), (18, 4367834), (19, 4137948), (36, 2183917), (38, 2068974), (57, 1379316), (76, 1034487), (114, 689658), (137, 573876), (171, 459772), (228, 344829), (274, 286938), (342, 229886), (411, 191292), (548, 143469), (684, 114943), (822, 95646), (839, 93708), (1233, 63764), (1644, 47823), (1678, 46854), (2466, 31882), (2517, 31236), (2603, 30204), (3356, 23427), (4932, 15941), (5034, 15618), (5206, 15102), (7551, 10412), (7809, 10068)]