1813537740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{11393}}^1$

素因数の和:11791

約数の個数: 96

約数和(自身を含む): 5819143680

約数和(自身を除く): 4005605940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 379, 420, 758, 1137, 1516, 1895, 2274, 2653, 3790, 4548, 5306, 5685, 7580, 7959, 10612, 11370, 11393, 13265, 15918, 22740, 22786, 26530, 31836, 34179, 39795, 45572, 53060, 56965, 68358, 79590, 79751, 113930, 136716, 159180, 159502, 170895, 227860, 239253, 319004, 341790, 398755, 478506, 683580, 797510, 957012, 1196265, 1595020, 2392530, 4317947, 4785060, 8635894, 12953841, 17271788, 21589735, 25907682, 30225629, 43179470, 51815364, 60451258, 64769205, 86358940, 90676887, 120902516, 129538410, 151128145, 181353774, 259076820, 302256290, 362707548, 453384435, 604512580, 906768870, 1813537740]

約数ペア:

[(1, 1813537740), (2, 906768870), (3, 604512580), (4, 453384435), (5, 362707548), (6, 302256290), (7, 259076820), (10, 181353774), (12, 151128145), (14, 129538410), (15, 120902516), (20, 90676887), (21, 86358940), (28, 64769205), (30, 60451258), (35, 51815364), (42, 43179470), (60, 30225629), (70, 25907682), (84, 21589735), (105, 17271788), (140, 12953841), (210, 8635894), (379, 4785060), (420, 4317947), (758, 2392530), (1137, 1595020), (1516, 1196265), (1895, 957012), (2274, 797510), (2653, 683580), (3790, 478506), (4548, 398755), (5306, 341790), (5685, 319004), (7580, 239253), (7959, 227860), (10612, 170895), (11370, 159502), (11393, 159180), (13265, 136716), (15918, 113930), (22740, 79751), (22786, 79590), (26530, 68358), (31836, 56965), (34179, 53060), (39795, 45572)]