261563148

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:545

約数の個数: 192

約数和(自身を含む): 859299840

約数和(自身を除く): 597736692

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 71, 77, 84, 99, 108, 126, 132, 142, 154, 189, 198, 213, 231, 252, 284, 297, 308, 378, 396, 426, 443, 462, 497, 594, 639, 693, 756, 781, 852, 886, 924, 994, 1188, 1278, 1329, 1386, 1491, 1562, 1772, 1917, 1988, 2079, 2343, 2556, 2658, 2772, 2982, 3101, 3124, 3834, 3987, 4158, 4473, 4686, 4873, 5316, 5467, 5964, 6202, 7029, 7668, 7974, 8316, 8946, 9303, 9372, 9746, 10934, 11961, 12404, 13419, 14058, 14619, 15948, 16401, 17892, 18606, 19492, 21087, 21868, 23922, 26838, 27909, 28116, 29238, 31453, 32802, 34111, 37212, 42174, 43857, 47844, 49203, 53676, 55818, 58476, 62906, 65604, 68222, 83727, 84348, 87714, 94359, 98406, 102333, 111636, 125812, 131571, 136444, 147609, 167454, 175428, 188718, 196812, 204666, 220171, 263142, 283077, 295218, 306999, 334908, 345983, 377436, 409332, 440342, 526284, 566154, 590436, 613998, 660513, 691966, 849231, 880684, 920997, 1037949, 1132308, 1227996, 1321026, 1383932, 1698462, 1841994, 1981539, 2075898, 2421881, 2642052, 3113847, 3396924, 3683988, 3963078, 4151796, 4843762, 5944617, 6227694, 7265643, 7926156, 9341541, 9687524, 11889234, 12455388, 14531286, 18683082, 21796929, 23778468, 29062572, 37366164, 43593858, 65390787, 87187716, 130781574, 261563148]

約数ペア:

[(1, 261563148), (2, 130781574), (3, 87187716), (4, 65390787), (6, 43593858), (7, 37366164), (9, 29062572), (11, 23778468), (12, 21796929), (14, 18683082), (18, 14531286), (21, 12455388), (22, 11889234), (27, 9687524), (28, 9341541), (33, 7926156), (36, 7265643), (42, 6227694), (44, 5944617), (54, 4843762), (63, 4151796), (66, 3963078), (71, 3683988), (77, 3396924), (84, 3113847), (99, 2642052), (108, 2421881), (126, 2075898), (132, 1981539), (142, 1841994), (154, 1698462), (189, 1383932), (198, 1321026), (213, 1227996), (231, 1132308), (252, 1037949), (284, 920997), (297, 880684), (308, 849231), (378, 691966), (396, 660513), (426, 613998), (443, 590436), (462, 566154), (497, 526284), (594, 440342), (639, 409332), (693, 377436), (756, 345983), (781, 334908), (852, 306999), (886, 295218), (924, 283077), (994, 263142), (1188, 220171), (1278, 204666), (1329, 196812), (1386, 188718), (1491, 175428), (1562, 167454), (1772, 147609), (1917, 136444), (1988, 131571), (2079, 125812), (2343, 111636), (2556, 102333), (2658, 98406), (2772, 94359), (2982, 87714), (3101, 84348), (3124, 83727), (3834, 68222), (3987, 65604), (4158, 62906), (4473, 58476), (4686, 55818), (4873, 53676), (5316, 49203), (5467, 47844), (5964, 43857), (6202, 42174), (7029, 37212), (7668, 34111), (7974, 32802), (8316, 31453), (8946, 29238), (9303, 28116), (9372, 27909), (9746, 26838), (10934, 23922), (11961, 21868), (12404, 21087), (13419, 19492), (14058, 18606), (14619, 17892), (15948, 16401)]