245361714

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 594542592

約数和(自身を除く): 349180878

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 47, 51, 62, 78, 93, 94, 102, 127, 141, 186, 221, 254, 282, 381, 403, 442, 527, 611, 663, 762, 799, 806, 1054, 1209, 1222, 1326, 1457, 1581, 1598, 1651, 1833, 2159, 2397, 2418, 2914, 3162, 3302, 3666, 3937, 4318, 4371, 4794, 4953, 5969, 6477, 6851, 7874, 8742, 9906, 10387, 11811, 11938, 12954, 13702, 17907, 18941, 20553, 20774, 23622, 24769, 28067, 31161, 35814, 37882, 41106, 49538, 51181, 56134, 56823, 62322, 66929, 74307, 77597, 84201, 101473, 102362, 113646, 133858, 148614, 153543, 155194, 168402, 185039, 200787, 202946, 232791, 304419, 307086, 321997, 370078, 401574, 465582, 555117, 608838, 643994, 870077, 965991, 1110234, 1319149, 1740154, 1931982, 2405507, 2610231, 2638298, 3145663, 3957447, 4811014, 5220462, 6291326, 7216521, 7914894, 9436989, 14433042, 18873978, 40893619, 81787238, 122680857, 245361714]

約数ペア:

[(1, 245361714), (2, 122680857), (3, 81787238), (6, 40893619), (13, 18873978), (17, 14433042), (26, 9436989), (31, 7914894), (34, 7216521), (39, 6291326), (47, 5220462), (51, 4811014), (62, 3957447), (78, 3145663), (93, 2638298), (94, 2610231), (102, 2405507), (127, 1931982), (141, 1740154), (186, 1319149), (221, 1110234), (254, 965991), (282, 870077), (381, 643994), (403, 608838), (442, 555117), (527, 465582), (611, 401574), (663, 370078), (762, 321997), (799, 307086), (806, 304419), (1054, 232791), (1209, 202946), (1222, 200787), (1326, 185039), (1457, 168402), (1581, 155194), (1598, 153543), (1651, 148614), (1833, 133858), (2159, 113646), (2397, 102362), (2418, 101473), (2914, 84201), (3162, 77597), (3302, 74307), (3666, 66929), (3937, 62322), (4318, 56823), (4371, 56134), (4794, 51181), (4953, 49538), (5969, 41106), (6477, 37882), (6851, 35814), (7874, 31161), (8742, 28067), (9906, 24769), (10387, 23622), (11811, 20774), (11938, 20553), (12954, 18941), (13702, 17907)]