80731620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149503}}^1$

素因数の和:149521

約数の個数: 48

約数和(自身を含む): 251166720

約数和(自身を除く): 170435100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 149503, 299006, 448509, 598012, 747515, 897018, 1345527, 1495030, 1794036, 2242545, 2691054, 2990060, 4036581, 4485090, 5382108, 6727635, 8073162, 8970180, 13455270, 16146324, 20182905, 26910540, 40365810, 80731620]

約数ペア:

[(1, 80731620), (2, 40365810), (3, 26910540), (4, 20182905), (5, 16146324), (6, 13455270), (9, 8970180), (10, 8073162), (12, 6727635), (15, 5382108), (18, 4485090), (20, 4036581), (27, 2990060), (30, 2691054), (36, 2242545), (45, 1794036), (54, 1495030), (60, 1345527), (90, 897018), (108, 747515), (135, 598012), (180, 448509), (270, 299006), (540, 149503)]