77721984

素因数分解:

$2^7\times 3^3\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:589

約数の個数: 128

約数和(自身を含む): 235171200

約数和(自身を除く): 157449216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 72, 86, 96, 108, 128, 129, 144, 172, 192, 216, 258, 288, 344, 384, 387, 432, 516, 523, 576, 688, 774, 864, 1032, 1046, 1152, 1161, 1376, 1548, 1569, 1728, 2064, 2092, 2322, 2752, 3096, 3138, 3456, 4128, 4184, 4644, 4707, 5504, 6192, 6276, 8256, 8368, 9288, 9414, 12384, 12552, 14121, 16512, 16736, 18576, 18828, 22489, 24768, 25104, 28242, 33472, 37152, 37656, 44978, 49536, 50208, 56484, 66944, 67467, 74304, 75312, 89956, 100416, 112968, 134934, 148608, 150624, 179912, 200832, 202401, 225936, 269868, 301248, 359824, 404802, 451872, 539736, 602496, 607203, 719648, 809604, 903744, 1079472, 1214406, 1439296, 1619208, 1807488, 2158944, 2428812, 2878592, 3238416, 4317888, 4857624, 6476832, 8635776, 9715248, 12953664, 19430496, 25907328, 38860992, 77721984]

約数ペア:

[(1, 77721984), (2, 38860992), (3, 25907328), (4, 19430496), (6, 12953664), (8, 9715248), (9, 8635776), (12, 6476832), (16, 4857624), (18, 4317888), (24, 3238416), (27, 2878592), (32, 2428812), (36, 2158944), (43, 1807488), (48, 1619208), (54, 1439296), (64, 1214406), (72, 1079472), (86, 903744), (96, 809604), (108, 719648), (128, 607203), (129, 602496), (144, 539736), (172, 451872), (192, 404802), (216, 359824), (258, 301248), (288, 269868), (344, 225936), (384, 202401), (387, 200832), (432, 179912), (516, 150624), (523, 148608), (576, 134934), (688, 112968), (774, 100416), (864, 89956), (1032, 75312), (1046, 74304), (1152, 67467), (1161, 66944), (1376, 56484), (1548, 50208), (1569, 49536), (1728, 44978), (2064, 37656), (2092, 37152), (2322, 33472), (2752, 28242), (3096, 25104), (3138, 24768), (3456, 22489), (4128, 18828), (4184, 18576), (4644, 16736), (4707, 16512), (5504, 14121), (6192, 12552), (6276, 12384), (8256, 9414), (8368, 9288)]