309645856

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1914

約数の個数: 72

約数和(自身を含む): 681778944

約数和(自身を除く): 372133088

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1352, 1612, 1847, 2704, 3224, 3694, 5239, 5408, 6448, 7388, 10478, 12896, 14776, 20956, 24011, 29552, 41912, 48022, 57257, 59104, 83824, 96044, 114514, 167648, 192088, 229028, 312143, 384176, 458056, 624286, 744341, 768352, 916112, 1248572, 1488682, 1832224, 2497144, 2977364, 4994288, 5954728, 9676433, 9988576, 11909456, 19352866, 23818912, 38705732, 77411464, 154822928, 309645856]

約数ペア:

[(1, 309645856), (2, 154822928), (4, 77411464), (8, 38705732), (13, 23818912), (16, 19352866), (26, 11909456), (31, 9988576), (32, 9676433), (52, 5954728), (62, 4994288), (104, 2977364), (124, 2497144), (169, 1832224), (208, 1488682), (248, 1248572), (338, 916112), (403, 768352), (416, 744341), (496, 624286), (676, 458056), (806, 384176), (992, 312143), (1352, 229028), (1612, 192088), (1847, 167648), (2704, 114514), (3224, 96044), (3694, 83824), (5239, 59104), (5408, 57257), (6448, 48022), (7388, 41912), (10478, 29552), (12896, 24011), (14776, 20956)]