260811712

素因数分解:

$2^6\times 7^3\times {\mathrm{109}}^2$

素因数の和:251

約数の個数: 84

約数和(自身を含む): 609142800

約数和(自身を除く): 348331088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 109, 112, 196, 218, 224, 343, 392, 436, 448, 686, 763, 784, 872, 1372, 1526, 1568, 1744, 2744, 3052, 3136, 3488, 5341, 5488, 6104, 6976, 10682, 10976, 11881, 12208, 21364, 21952, 23762, 24416, 37387, 42728, 47524, 48832, 74774, 83167, 85456, 95048, 149548, 166334, 170912, 190096, 299096, 332668, 341824, 380192, 582169, 598192, 665336, 760384, 1164338, 1196384, 1330672, 2328676, 2392768, 2661344, 4075183, 4657352, 5322688, 8150366, 9314704, 16300732, 18629408, 32601464, 37258816, 65202928, 130405856, 260811712]

約数ペア:

[(1, 260811712), (2, 130405856), (4, 65202928), (7, 37258816), (8, 32601464), (14, 18629408), (16, 16300732), (28, 9314704), (32, 8150366), (49, 5322688), (56, 4657352), (64, 4075183), (98, 2661344), (109, 2392768), (112, 2328676), (196, 1330672), (218, 1196384), (224, 1164338), (343, 760384), (392, 665336), (436, 598192), (448, 582169), (686, 380192), (763, 341824), (784, 332668), (872, 299096), (1372, 190096), (1526, 170912), (1568, 166334), (1744, 149548), (2744, 95048), (3052, 85456), (3136, 83167), (3488, 74774), (5341, 48832), (5488, 47524), (6104, 42728), (6976, 37387), (10682, 24416), (10976, 23762), (11881, 21952), (12208, 21364)]