138272960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61729}}^1$

素因数の和:61753

約数の個数: 56

約数和(自身を含む): 376306080

約数和(自身を除く): 238033120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 61729, 123458, 246916, 308645, 432103, 493832, 617290, 864206, 987664, 1234580, 1728412, 1975328, 2160515, 2469160, 3456824, 3950656, 4321030, 4938320, 6913648, 8642060, 9876640, 13827296, 17284120, 19753280, 27654592, 34568240, 69136480, 138272960]

約数ペア:

[(1, 138272960), (2, 69136480), (4, 34568240), (5, 27654592), (7, 19753280), (8, 17284120), (10, 13827296), (14, 9876640), (16, 8642060), (20, 6913648), (28, 4938320), (32, 4321030), (35, 3950656), (40, 3456824), (56, 2469160), (64, 2160515), (70, 1975328), (80, 1728412), (112, 1234580), (140, 987664), (160, 864206), (224, 617290), (280, 493832), (320, 432103), (448, 308645), (560, 246916), (1120, 123458), (2240, 61729)]