388675728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{385591}}^1$

素因数の和:385612

約数の個数: 60

約数和(自身を含む): 1243148608

約数和(自身を除く): 854472880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 385591, 771182, 1156773, 1542364, 2313546, 2699137, 3084728, 3470319, 4627092, 5398274, 6169456, 6940638, 8097411, 9254184, 10796548, 13881276, 16194822, 18508368, 21593096, 24292233, 27762552, 32389644, 43186192, 48584466, 55525104, 64779288, 97168932, 129558576, 194337864, 388675728]

約数ペア:

[(1, 388675728), (2, 194337864), (3, 129558576), (4, 97168932), (6, 64779288), (7, 55525104), (8, 48584466), (9, 43186192), (12, 32389644), (14, 27762552), (16, 24292233), (18, 21593096), (21, 18508368), (24, 16194822), (28, 13881276), (36, 10796548), (42, 9254184), (48, 8097411), (56, 6940638), (63, 6169456), (72, 5398274), (84, 4627092), (112, 3470319), (126, 3084728), (144, 2699137), (168, 2313546), (252, 1542364), (336, 1156773), (504, 771182), (1008, 385591)]