77936280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{649469}}^1$

素因数の和:649483

約数の個数: 32

約数和(自身を含む): 233809200

約数和(自身を除く): 155872920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 649469, 1298938, 1948407, 2597876, 3247345, 3896814, 5195752, 6494690, 7793628, 9742035, 12989380, 15587256, 19484070, 25978760, 38968140, 77936280]

約数ペア:

[(1, 77936280), (2, 38968140), (3, 25978760), (4, 19484070), (5, 15587256), (6, 12989380), (8, 9742035), (10, 7793628), (12, 6494690), (15, 5195752), (20, 3896814), (24, 3247345), (30, 2597876), (40, 1948407), (60, 1298938), (120, 649469)]