51209940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1609

約数の個数: 96

約数和(自身を含む): 156240000

約数和(自身を除く): 105030060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 580, 870, 1102, 1140, 1549, 1653, 1740, 2204, 2755, 3098, 3306, 4647, 5510, 6196, 6612, 7745, 8265, 9294, 11020, 15490, 16530, 18588, 23235, 29431, 30980, 33060, 44921, 46470, 58862, 88293, 89842, 92940, 117724, 134763, 147155, 176586, 179684, 224605, 269526, 294310, 353172, 441465, 449210, 539052, 588620, 673815, 853499, 882930, 898420, 1347630, 1706998, 1765860, 2560497, 2695260, 3413996, 4267495, 5120994, 8534990, 10241988, 12802485, 17069980, 25604970, 51209940]

約数ペア:

[(1, 51209940), (2, 25604970), (3, 17069980), (4, 12802485), (5, 10241988), (6, 8534990), (10, 5120994), (12, 4267495), (15, 3413996), (19, 2695260), (20, 2560497), (29, 1765860), (30, 1706998), (38, 1347630), (57, 898420), (58, 882930), (60, 853499), (76, 673815), (87, 588620), (95, 539052), (114, 449210), (116, 441465), (145, 353172), (174, 294310), (190, 269526), (228, 224605), (285, 179684), (290, 176586), (348, 147155), (380, 134763), (435, 117724), (551, 92940), (570, 89842), (580, 88293), (870, 58862), (1102, 46470), (1140, 44921), (1549, 33060), (1653, 30980), (1740, 29431), (2204, 23235), (2755, 18588), (3098, 16530), (3306, 15490), (4647, 11020), (5510, 9294), (6196, 8265), (6612, 7745)]