491988224

素因数分解:

$2^8\times 7^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 1236211200

約数和(自身を除く): 744222976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 343, 364, 392, 416, 431, 448, 637, 686, 728, 784, 832, 862, 896, 1274, 1372, 1456, 1568, 1664, 1724, 1792, 2548, 2744, 2912, 3017, 3136, 3328, 3448, 4459, 5096, 5488, 5603, 5824, 6034, 6272, 6896, 8918, 10192, 10976, 11206, 11648, 12068, 12544, 13792, 17836, 20384, 21119, 21952, 22412, 23296, 24136, 27584, 35672, 39221, 40768, 42238, 43904, 44824, 48272, 55168, 71344, 78442, 81536, 84476, 87808, 89648, 96544, 110336, 142688, 147833, 156884, 163072, 168952, 179296, 193088, 274547, 285376, 295666, 313768, 337904, 358592, 386176, 549094, 570752, 591332, 627536, 675808, 717184, 772352, 1098188, 1141504, 1182664, 1255072, 1351616, 1434368, 1921829, 2196376, 2365328, 2510144, 2703232, 3843658, 4392752, 4730656, 5020288, 5406464, 7687316, 8785504, 9461312, 10040576, 15374632, 17571008, 18922624, 30749264, 35142016, 37845248, 61498528, 70284032, 122997056, 245994112, 491988224]

約数ペア:

[(1, 491988224), (2, 245994112), (4, 122997056), (7, 70284032), (8, 61498528), (13, 37845248), (14, 35142016), (16, 30749264), (26, 18922624), (28, 17571008), (32, 15374632), (49, 10040576), (52, 9461312), (56, 8785504), (64, 7687316), (91, 5406464), (98, 5020288), (104, 4730656), (112, 4392752), (128, 3843658), (182, 2703232), (196, 2510144), (208, 2365328), (224, 2196376), (256, 1921829), (343, 1434368), (364, 1351616), (392, 1255072), (416, 1182664), (431, 1141504), (448, 1098188), (637, 772352), (686, 717184), (728, 675808), (784, 627536), (832, 591332), (862, 570752), (896, 549094), (1274, 386176), (1372, 358592), (1456, 337904), (1568, 313768), (1664, 295666), (1724, 285376), (1792, 274547), (2548, 193088), (2744, 179296), (2912, 168952), (3017, 163072), (3136, 156884), (3328, 147833), (3448, 142688), (4459, 110336), (5096, 96544), (5488, 89648), (5603, 87808), (5824, 84476), (6034, 81536), (6272, 78442), (6896, 71344), (8918, 55168), (10192, 48272), (10976, 44824), (11206, 43904), (11648, 42238), (12068, 40768), (12544, 39221), (13792, 35672), (17836, 27584), (20384, 24136), (21119, 23296), (21952, 22412)]