331335648

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:526

約数の個数: 216

約数和(自身を含む): 1119271608

約数和(自身を除く): 787935960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 53, 56, 63, 72, 84, 96, 98, 106, 112, 126, 144, 147, 159, 168, 196, 212, 224, 252, 288, 294, 318, 336, 371, 392, 424, 441, 443, 477, 504, 588, 636, 672, 742, 784, 848, 882, 886, 954, 1008, 1113, 1176, 1272, 1329, 1484, 1568, 1696, 1764, 1772, 1908, 2016, 2226, 2352, 2544, 2597, 2658, 2968, 3101, 3339, 3528, 3544, 3816, 3987, 4452, 4704, 5088, 5194, 5316, 5936, 6202, 6678, 7056, 7088, 7632, 7791, 7974, 8904, 9303, 10388, 10632, 11872, 12404, 13356, 14112, 14176, 15264, 15582, 15948, 17808, 18606, 20776, 21264, 21707, 23373, 23479, 24808, 26712, 27909, 31164, 31896, 35616, 37212, 41552, 42528, 43414, 46746, 46958, 49616, 53424, 55818, 62328, 63792, 65121, 70437, 74424, 83104, 86828, 93492, 93916, 99232, 106848, 111636, 124656, 127584, 130242, 140874, 148848, 164353, 173656, 186984, 187832, 195363, 211311, 223272, 249312, 260484, 281748, 297696, 328706, 347312, 373968, 375664, 390726, 422622, 446544, 493059, 520968, 563496, 657412, 694624, 747936, 751328, 781452, 845244, 893088, 986118, 1041936, 1126992, 1150471, 1314824, 1479177, 1562904, 1690488, 1972236, 2083872, 2253984, 2300942, 2629648, 2958354, 3125808, 3380976, 3451413, 3944472, 4601884, 5259296, 5916708, 6251616, 6761952, 6902826, 7888944, 9203768, 10354239, 11833416, 13805652, 15777888, 18407536, 20708478, 23666832, 27611304, 36815072, 41416956, 47333664, 55222608, 82833912, 110445216, 165667824, 331335648]

約数ペア:

[(1, 331335648), (2, 165667824), (3, 110445216), (4, 82833912), (6, 55222608), (7, 47333664), (8, 41416956), (9, 36815072), (12, 27611304), (14, 23666832), (16, 20708478), (18, 18407536), (21, 15777888), (24, 13805652), (28, 11833416), (32, 10354239), (36, 9203768), (42, 7888944), (48, 6902826), (49, 6761952), (53, 6251616), (56, 5916708), (63, 5259296), (72, 4601884), (84, 3944472), (96, 3451413), (98, 3380976), (106, 3125808), (112, 2958354), (126, 2629648), (144, 2300942), (147, 2253984), (159, 2083872), (168, 1972236), (196, 1690488), (212, 1562904), (224, 1479177), (252, 1314824), (288, 1150471), (294, 1126992), (318, 1041936), (336, 986118), (371, 893088), (392, 845244), (424, 781452), (441, 751328), (443, 747936), (477, 694624), (504, 657412), (588, 563496), (636, 520968), (672, 493059), (742, 446544), (784, 422622), (848, 390726), (882, 375664), (886, 373968), (954, 347312), (1008, 328706), (1113, 297696), (1176, 281748), (1272, 260484), (1329, 249312), (1484, 223272), (1568, 211311), (1696, 195363), (1764, 187832), (1772, 186984), (1908, 173656), (2016, 164353), (2226, 148848), (2352, 140874), (2544, 130242), (2597, 127584), (2658, 124656), (2968, 111636), (3101, 106848), (3339, 99232), (3528, 93916), (3544, 93492), (3816, 86828), (3987, 83104), (4452, 74424), (4704, 70437), (5088, 65121), (5194, 63792), (5316, 62328), (5936, 55818), (6202, 53424), (6678, 49616), (7056, 46958), (7088, 46746), (7632, 43414), (7791, 42528), (7974, 41552), (8904, 37212), (9303, 35616), (10388, 31896), (10632, 31164), (11872, 27909), (12404, 26712), (13356, 24808), (14112, 23479), (14176, 23373), (15264, 21707), (15582, 21264), (15948, 20776), (17808, 18606)]