78677880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{655649}}^1$

素因数の和:655663

約数の個数: 32

約数和(自身を含む): 236034000

約数和(自身を除く): 157356120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 655649, 1311298, 1966947, 2622596, 3278245, 3933894, 5245192, 6556490, 7867788, 9834735, 13112980, 15735576, 19669470, 26225960, 39338940, 78677880]

約数ペア:

[(1, 78677880), (2, 39338940), (3, 26225960), (4, 19669470), (5, 15735576), (6, 13112980), (8, 9834735), (10, 7867788), (12, 6556490), (15, 5245192), (20, 3933894), (24, 3278245), (30, 2622596), (40, 1966947), (60, 1311298), (120, 655649)]