76877880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{640649}}^1$

素因数の和:640663

約数の個数: 32

約数和(自身を含む): 230634000

約数和(自身を除く): 153756120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 640649, 1281298, 1921947, 2562596, 3203245, 3843894, 5125192, 6406490, 7687788, 9609735, 12812980, 15375576, 19219470, 25625960, 38438940, 76877880]

約数ペア:

[(1, 76877880), (2, 38438940), (3, 25625960), (4, 19219470), (5, 15375576), (6, 12812980), (8, 9609735), (10, 7687788), (12, 6406490), (15, 5125192), (20, 3843894), (24, 3203245), (30, 2562596), (40, 1921947), (60, 1281298), (120, 640649)]