128411244

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 120

約数和(自身を含む): 370443920

約数和(自身を除く): 242032676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 81, 86, 108, 117, 129, 156, 162, 172, 234, 258, 324, 351, 387, 468, 516, 559, 702, 709, 774, 1053, 1118, 1161, 1404, 1418, 1548, 1677, 2106, 2127, 2236, 2322, 2836, 3354, 3483, 4212, 4254, 4644, 5031, 6381, 6708, 6966, 8508, 9217, 10062, 12762, 13932, 15093, 18434, 19143, 20124, 25524, 27651, 30186, 30487, 36868, 38286, 45279, 55302, 57429, 60372, 60974, 76572, 82953, 90558, 91461, 110604, 114858, 121948, 165906, 181116, 182922, 229716, 248859, 274383, 331812, 365844, 396331, 497718, 548766, 746577, 792662, 823149, 995436, 1097532, 1188993, 1493154, 1585324, 1646298, 2377986, 2469447, 2986308, 3292596, 3566979, 4755972, 4938894, 7133958, 9877788, 10700937, 14267916, 21401874, 32102811, 42803748, 64205622, 128411244]

約数ペア:

[(1, 128411244), (2, 64205622), (3, 42803748), (4, 32102811), (6, 21401874), (9, 14267916), (12, 10700937), (13, 9877788), (18, 7133958), (26, 4938894), (27, 4755972), (36, 3566979), (39, 3292596), (43, 2986308), (52, 2469447), (54, 2377986), (78, 1646298), (81, 1585324), (86, 1493154), (108, 1188993), (117, 1097532), (129, 995436), (156, 823149), (162, 792662), (172, 746577), (234, 548766), (258, 497718), (324, 396331), (351, 365844), (387, 331812), (468, 274383), (516, 248859), (559, 229716), (702, 182922), (709, 181116), (774, 165906), (1053, 121948), (1118, 114858), (1161, 110604), (1404, 91461), (1418, 90558), (1548, 82953), (1677, 76572), (2106, 60974), (2127, 60372), (2236, 57429), (2322, 55302), (2836, 45279), (3354, 38286), (3483, 36868), (4212, 30487), (4254, 30186), (4644, 27651), (5031, 25524), (6381, 20124), (6708, 19143), (6966, 18434), (8508, 15093), (9217, 13932), (10062, 12762)]