280865100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{367}}^1\times {\mathrm{2551}}^1$

素因数の和:2935

約数の個数: 72

約数和(自身を含む): 815170048

約数和(自身を除く): 534304948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 367, 734, 1101, 1468, 1835, 2202, 2551, 3670, 4404, 5102, 5505, 7340, 7653, 9175, 10204, 11010, 12755, 15306, 18350, 22020, 25510, 27525, 30612, 36700, 38265, 51020, 55050, 63775, 76530, 110100, 127550, 153060, 191325, 255100, 382650, 765300, 936217, 1872434, 2808651, 3744868, 4681085, 5617302, 9362170, 11234604, 14043255, 18724340, 23405425, 28086510, 46810850, 56173020, 70216275, 93621700, 140432550, 280865100]

約数ペア:

[(1, 280865100), (2, 140432550), (3, 93621700), (4, 70216275), (5, 56173020), (6, 46810850), (10, 28086510), (12, 23405425), (15, 18724340), (20, 14043255), (25, 11234604), (30, 9362170), (50, 5617302), (60, 4681085), (75, 3744868), (100, 2808651), (150, 1872434), (300, 936217), (367, 765300), (734, 382650), (1101, 255100), (1468, 191325), (1835, 153060), (2202, 127550), (2551, 110100), (3670, 76530), (4404, 63775), (5102, 55050), (5505, 51020), (7340, 38265), (7653, 36700), (9175, 30612), (10204, 27525), (11010, 25510), (12755, 22020), (15306, 18350)]