12489984

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 40062400

約数和(自身を除く): 27572416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 139, 144, 156, 192, 208, 216, 234, 256, 278, 288, 312, 351, 384, 416, 417, 432, 468, 556, 576, 624, 702, 768, 832, 834, 864, 936, 1112, 1152, 1248, 1251, 1404, 1664, 1668, 1728, 1807, 1872, 2224, 2304, 2496, 2502, 2808, 3328, 3336, 3456, 3614, 3744, 3753, 4448, 4992, 5004, 5421, 5616, 6672, 6912, 7228, 7488, 7506, 8896, 9984, 10008, 10842, 11232, 13344, 14456, 14976, 15012, 16263, 17792, 20016, 21684, 22464, 26688, 28912, 29952, 30024, 32526, 35584, 40032, 43368, 44928, 48789, 53376, 57824, 60048, 65052, 80064, 86736, 89856, 97578, 106752, 115648, 120096, 130104, 160128, 173472, 195156, 231296, 240192, 260208, 320256, 346944, 390312, 462592, 480384, 520416, 693888, 780624, 960768, 1040832, 1387776, 1561248, 2081664, 3122496, 4163328, 6244992, 12489984]

約数ペア:

[(1, 12489984), (2, 6244992), (3, 4163328), (4, 3122496), (6, 2081664), (8, 1561248), (9, 1387776), (12, 1040832), (13, 960768), (16, 780624), (18, 693888), (24, 520416), (26, 480384), (27, 462592), (32, 390312), (36, 346944), (39, 320256), (48, 260208), (52, 240192), (54, 231296), (64, 195156), (72, 173472), (78, 160128), (96, 130104), (104, 120096), (108, 115648), (117, 106752), (128, 97578), (139, 89856), (144, 86736), (156, 80064), (192, 65052), (208, 60048), (216, 57824), (234, 53376), (256, 48789), (278, 44928), (288, 43368), (312, 40032), (351, 35584), (384, 32526), (416, 30024), (417, 29952), (432, 28912), (468, 26688), (556, 22464), (576, 21684), (624, 20016), (702, 17792), (768, 16263), (832, 15012), (834, 14976), (864, 14456), (936, 13344), (1112, 11232), (1152, 10842), (1248, 10008), (1251, 9984), (1404, 8896), (1664, 7506), (1668, 7488), (1728, 7228), (1807, 6912), (1872, 6672), (2224, 5616), (2304, 5421), (2496, 5004), (2502, 4992), (2808, 4448), (3328, 3753), (3336, 3744), (3456, 3614)]