251739488

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 192

約数和(自身を含む): 690923520

約数和(自身を除く): 439184032

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 29, 32, 44, 52, 56, 58, 77, 88, 91, 104, 112, 116, 143, 154, 176, 182, 203, 208, 224, 232, 271, 286, 308, 319, 352, 364, 377, 406, 416, 464, 542, 572, 616, 638, 728, 754, 812, 928, 1001, 1084, 1144, 1232, 1276, 1456, 1508, 1624, 1897, 2002, 2168, 2233, 2288, 2464, 2552, 2639, 2912, 2981, 3016, 3248, 3523, 3794, 4004, 4147, 4336, 4466, 4576, 5104, 5278, 5962, 6032, 6496, 7046, 7588, 7859, 8008, 8294, 8672, 8932, 10208, 10556, 11924, 12064, 14092, 15176, 15718, 16016, 16588, 17864, 20867, 21112, 23848, 24661, 28184, 29029, 30352, 31436, 32032, 33176, 35728, 38753, 41734, 42224, 47696, 49322, 55013, 56368, 58058, 60704, 62872, 66352, 71456, 77506, 83468, 84448, 86449, 95392, 98644, 102167, 110026, 112736, 116116, 125744, 132704, 155012, 166936, 172898, 197288, 204334, 220052, 232232, 251488, 271271, 310024, 333872, 345796, 394576, 408668, 440104, 464464, 542542, 605143, 620048, 667744, 691592, 715169, 789152, 817336, 880208, 928928, 1085084, 1123837, 1210286, 1240096, 1383184, 1430338, 1634672, 1760416, 2170168, 2247674, 2420572, 2766368, 2860676, 3269344, 4340336, 4495348, 4841144, 5721352, 7866859, 8680672, 8990696, 9682288, 11442704, 15733718, 17981392, 19364576, 22885408, 31467436, 35962784, 62934872, 125869744, 251739488]

約数ペア:

[(1, 251739488), (2, 125869744), (4, 62934872), (7, 35962784), (8, 31467436), (11, 22885408), (13, 19364576), (14, 17981392), (16, 15733718), (22, 11442704), (26, 9682288), (28, 8990696), (29, 8680672), (32, 7866859), (44, 5721352), (52, 4841144), (56, 4495348), (58, 4340336), (77, 3269344), (88, 2860676), (91, 2766368), (104, 2420572), (112, 2247674), (116, 2170168), (143, 1760416), (154, 1634672), (176, 1430338), (182, 1383184), (203, 1240096), (208, 1210286), (224, 1123837), (232, 1085084), (271, 928928), (286, 880208), (308, 817336), (319, 789152), (352, 715169), (364, 691592), (377, 667744), (406, 620048), (416, 605143), (464, 542542), (542, 464464), (572, 440104), (616, 408668), (638, 394576), (728, 345796), (754, 333872), (812, 310024), (928, 271271), (1001, 251488), (1084, 232232), (1144, 220052), (1232, 204334), (1276, 197288), (1456, 172898), (1508, 166936), (1624, 155012), (1897, 132704), (2002, 125744), (2168, 116116), (2233, 112736), (2288, 110026), (2464, 102167), (2552, 98644), (2639, 95392), (2912, 86449), (2981, 84448), (3016, 83468), (3248, 77506), (3523, 71456), (3794, 66352), (4004, 62872), (4147, 60704), (4336, 58058), (4466, 56368), (4576, 55013), (5104, 49322), (5278, 47696), (5962, 42224), (6032, 41734), (6496, 38753), (7046, 35728), (7588, 33176), (7859, 32032), (8008, 31436), (8294, 30352), (8672, 29029), (8932, 28184), (10208, 24661), (10556, 23848), (11924, 21112), (12064, 20867), (14092, 17864), (15176, 16588), (15718, 16016)]