80942220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149893}}^1$

素因数の和:149911

約数の個数: 48

約数和(自身を含む): 251821920

約数和(自身を除く): 170879700

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, 149893, 299786, 449679, 599572, 749465, 899358, 1349037, 1498930, 1798716, 2248395, 2698074, 2997860, 4047111, 4496790, 5396148, 6745185, 8094222, 8993580, 13490370, 16188444, 20235555, 26980740, 40471110, 80942220]

約数ペア:

[(1, 80942220), (2, 40471110), (3, 26980740), (4, 20235555), (5, 16188444), (6, 13490370), (9, 8993580), (10, 8094222), (12, 6745185), (15, 5396148), (18, 4496790), (20, 4047111), (27, 2997860), (30, 2698074), (36, 2248395), (45, 1798716), (54, 1498930), (60, 1349037), (90, 899358), (108, 749465), (135, 599572), (180, 449679), (270, 299786), (540, 149893)]