281036995216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{27883}}^1$

素因数の和:28424

約数の個数: 80

約数和(自身を含む): 578804918400

約数和(自身を除く): 297767923184

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 449, 488, 898, 976, 1403, 1796, 2806, 3592, 5612, 7184, 10327, 11224, 20654, 22448, 27389, 27883, 41308, 54778, 55766, 82616, 109556, 111532, 165232, 219112, 223064, 438224, 446128, 629947, 641309, 1259894, 1282618, 1700863, 2519788, 2565236, 3401726, 5039576, 5130472, 6803452, 10079152, 10260944, 12519467, 13606904, 25038934, 27213808, 39119849, 50077868, 78239698, 100155736, 156479396, 200311472, 287947741, 312958792, 575895482, 625917584, 763687487, 1151790964, 1527374974, 2303581928, 3054749948, 4607163856, 6109499896, 12218999792, 17564812201, 35129624402, 70259248804, 140518497608, 281036995216]

約数ペア:

[(1, 281036995216), (2, 140518497608), (4, 70259248804), (8, 35129624402), (16, 17564812201), (23, 12218999792), (46, 6109499896), (61, 4607163856), (92, 3054749948), (122, 2303581928), (184, 1527374974), (244, 1151790964), (368, 763687487), (449, 625917584), (488, 575895482), (898, 312958792), (976, 287947741), (1403, 200311472), (1796, 156479396), (2806, 100155736), (3592, 78239698), (5612, 50077868), (7184, 39119849), (10327, 27213808), (11224, 25038934), (20654, 13606904), (22448, 12519467), (27389, 10260944), (27883, 10079152), (41308, 6803452), (54778, 5130472), (55766, 5039576), (82616, 3401726), (109556, 2565236), (111532, 2519788), (165232, 1700863), (219112, 1282618), (223064, 1259894), (438224, 641309), (446128, 629947)]