157985114

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 331776000

約数和(自身を除く): 173790886

約数列:

[1, 2, 7, 14, 17, 19, 23, 31, 34, 38, 46, 49, 62, 98, 119, 133, 161, 217, 238, 266, 322, 323, 343, 391, 434, 437, 527, 589, 646, 686, 713, 782, 833, 874, 931, 1054, 1127, 1178, 1426, 1519, 1666, 1862, 2254, 2261, 2737, 3038, 3059, 3689, 4123, 4522, 4991, 5474, 5831, 6118, 6517, 7378, 7429, 7889, 8246, 9982, 10013, 10633, 11662, 12121, 13034, 13547, 14858, 15778, 15827, 19159, 20026, 21266, 21413, 24242, 25823, 27094, 28861, 31654, 34937, 38318, 42826, 51646, 52003, 57722, 69874, 70091, 84847, 94829, 104006, 110789, 134113, 140182, 149891, 169694, 180761, 189658, 202027, 221578, 230299, 244559, 268226, 299782, 361522, 364021, 404054, 460598, 489118, 490637, 593929, 663803, 728042, 981274, 1187858, 1327606, 1612093, 2548147, 3224186, 3434459, 4157503, 4646621, 5096294, 6868918, 8315006, 9293242, 11284651, 22569302, 78992557, 157985114]

約数ペア:

[(1, 157985114), (2, 78992557), (7, 22569302), (14, 11284651), (17, 9293242), (19, 8315006), (23, 6868918), (31, 5096294), (34, 4646621), (38, 4157503), (46, 3434459), (49, 3224186), (62, 2548147), (98, 1612093), (119, 1327606), (133, 1187858), (161, 981274), (217, 728042), (238, 663803), (266, 593929), (322, 490637), (323, 489118), (343, 460598), (391, 404054), (434, 364021), (437, 361522), (527, 299782), (589, 268226), (646, 244559), (686, 230299), (713, 221578), (782, 202027), (833, 189658), (874, 180761), (931, 169694), (1054, 149891), (1127, 140182), (1178, 134113), (1426, 110789), (1519, 104006), (1666, 94829), (1862, 84847), (2254, 70091), (2261, 69874), (2737, 57722), (3038, 52003), (3059, 51646), (3689, 42826), (4123, 38318), (4522, 34937), (4991, 31654), (5474, 28861), (5831, 27094), (6118, 25823), (6517, 24242), (7378, 21413), (7429, 21266), (7889, 20026), (8246, 19159), (9982, 15827), (10013, 15778), (10633, 14858), (11662, 13547), (12121, 13034)]