70915860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{393977}}^1$

素因数の和:393992

約数の個数: 36

約数和(自身を含む): 215111988

約数和(自身を除く): 144196128

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 393977, 787954, 1181931, 1575908, 1969885, 2363862, 3545793, 3939770, 4727724, 5909655, 7091586, 7879540, 11819310, 14183172, 17728965, 23638620, 35457930, 70915860]

約数ペア:

[(1, 70915860), (2, 35457930), (3, 23638620), (4, 17728965), (5, 14183172), (6, 11819310), (9, 7879540), (10, 7091586), (12, 5909655), (15, 4727724), (18, 3939770), (20, 3545793), (30, 2363862), (36, 1969885), (45, 1575908), (60, 1181931), (90, 787954), (180, 393977)]