80286840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223019}}^1$

素因数の和:223036

約数の個数: 48

約数和(自身を含む): 260933400

約数和(自身を除く): 180646560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 223019, 446038, 669057, 892076, 1115095, 1338114, 1784152, 2007171, 2230190, 2676228, 3345285, 4014342, 4460380, 5352456, 6690570, 8028684, 8920760, 10035855, 13381140, 16057368, 20071710, 26762280, 40143420, 80286840]

約数ペア:

[(1, 80286840), (2, 40143420), (3, 26762280), (4, 20071710), (5, 16057368), (6, 13381140), (8, 10035855), (9, 8920760), (10, 8028684), (12, 6690570), (15, 5352456), (18, 4460380), (20, 4014342), (24, 3345285), (30, 2676228), (36, 2230190), (40, 2007171), (45, 1784152), (60, 1338114), (72, 1115095), (90, 892076), (120, 669057), (180, 446038), (360, 223019)]