78142920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{651191}}^1$

素因数の和:651205

約数の個数: 32

約数和(自身を含む): 234429120

約数和(自身を除く): 156286200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 651191, 1302382, 1953573, 2604764, 3255955, 3907146, 5209528, 6511910, 7814292, 9767865, 13023820, 15628584, 19535730, 26047640, 39071460, 78142920]

約数ペア:

[(1, 78142920), (2, 39071460), (3, 26047640), (4, 19535730), (5, 15628584), (6, 13023820), (8, 9767865), (10, 7814292), (12, 6511910), (15, 5209528), (20, 3907146), (24, 3255955), (30, 2604764), (40, 1953573), (60, 1302382), (120, 651191)]