138638192

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2617}}^1$

素因数の和:2686

約数の個数: 80

約数和(自身を含む): 342811392

約数和(自身を除く): 204173200

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 602, 616, 688, 946, 1204, 1232, 1892, 2408, 2617, 3311, 3784, 4816, 5234, 6622, 7568, 10468, 13244, 18319, 20936, 26488, 28787, 36638, 41872, 52976, 57574, 73276, 112531, 115148, 146552, 201509, 225062, 230296, 293104, 403018, 450124, 460592, 787717, 806036, 900248, 1237841, 1575434, 1612072, 1800496, 2475682, 3150868, 3224144, 4951364, 6301736, 8664887, 9902728, 12603472, 17329774, 19805456, 34659548, 69319096, 138638192]

約数ペア:

[(1, 138638192), (2, 69319096), (4, 34659548), (7, 19805456), (8, 17329774), (11, 12603472), (14, 9902728), (16, 8664887), (22, 6301736), (28, 4951364), (43, 3224144), (44, 3150868), (56, 2475682), (77, 1800496), (86, 1612072), (88, 1575434), (112, 1237841), (154, 900248), (172, 806036), (176, 787717), (301, 460592), (308, 450124), (344, 403018), (473, 293104), (602, 230296), (616, 225062), (688, 201509), (946, 146552), (1204, 115148), (1232, 112531), (1892, 73276), (2408, 57574), (2617, 52976), (3311, 41872), (3784, 36638), (4816, 28787), (5234, 26488), (6622, 20936), (7568, 18319), (10468, 13244)]