340360960

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2073

約数の個数: 72

約数和(自身を含む): 821565360

約数和(自身を除く): 481204400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 1112, 1280, 1390, 1913, 2224, 2780, 3826, 4448, 5560, 7652, 8896, 9565, 11120, 15304, 17792, 19130, 22240, 30608, 35584, 38260, 44480, 61216, 76520, 88960, 122432, 153040, 177920, 244864, 265907, 306080, 489728, 531814, 612160, 1063628, 1224320, 1329535, 2127256, 2448640, 2659070, 4254512, 5318140, 8509024, 10636280, 17018048, 21272560, 34036096, 42545120, 68072192, 85090240, 170180480, 340360960]

約数ペア:

[(1, 340360960), (2, 170180480), (4, 85090240), (5, 68072192), (8, 42545120), (10, 34036096), (16, 21272560), (20, 17018048), (32, 10636280), (40, 8509024), (64, 5318140), (80, 4254512), (128, 2659070), (139, 2448640), (160, 2127256), (256, 1329535), (278, 1224320), (320, 1063628), (556, 612160), (640, 531814), (695, 489728), (1112, 306080), (1280, 265907), (1390, 244864), (1913, 177920), (2224, 153040), (2780, 122432), (3826, 88960), (4448, 76520), (5560, 61216), (7652, 44480), (8896, 38260), (9565, 35584), (11120, 30608), (15304, 22240), (17792, 19130)]