305624480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{272879}}^1$

素因数の和:272901

約数の個数: 48

約数和(自身を含む): 825189120

約数和(自身を除く): 519564640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 272879, 545758, 1091516, 1364395, 1910153, 2183032, 2728790, 3820306, 4366064, 5457580, 7640612, 8732128, 9550765, 10915160, 15281224, 19101530, 21830320, 30562448, 38203060, 43660640, 61124896, 76406120, 152812240, 305624480]

約数ペア:

[(1, 305624480), (2, 152812240), (4, 76406120), (5, 61124896), (7, 43660640), (8, 38203060), (10, 30562448), (14, 21830320), (16, 19101530), (20, 15281224), (28, 10915160), (32, 9550765), (35, 8732128), (40, 7640612), (56, 5457580), (70, 4366064), (80, 3820306), (112, 2728790), (140, 2183032), (160, 1910153), (224, 1364395), (280, 1091516), (560, 545758), (1120, 272879)]