154021840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{275039}}^1$

素因数の和:275059

約数の個数: 40

約数和(自身を含む): 409259520

約数和(自身を除く): 255237680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 275039, 550078, 1100156, 1375195, 1925273, 2200312, 2750390, 3850546, 4400624, 5500780, 7701092, 9626365, 11001560, 15402184, 19252730, 22003120, 30804368, 38505460, 77010920, 154021840]

約数ペア:

[(1, 154021840), (2, 77010920), (4, 38505460), (5, 30804368), (7, 22003120), (8, 19252730), (10, 15402184), (14, 11001560), (16, 9626365), (20, 7701092), (28, 5500780), (35, 4400624), (40, 3850546), (56, 2750390), (70, 2200312), (80, 1925273), (112, 1375195), (140, 1100156), (280, 550078), (560, 275039)]