80746740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149531}}^1$

素因数の和:149549

約数の個数: 48

約数和(自身を含む): 251213760

約数和(自身を除く): 170467020

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, 149531, 299062, 448593, 598124, 747655, 897186, 1345779, 1495310, 1794372, 2242965, 2691558, 2990620, 4037337, 4485930, 5383116, 6728895, 8074674, 8971860, 13457790, 16149348, 20186685, 26915580, 40373370, 80746740]

約数ペア:

[(1, 80746740), (2, 40373370), (3, 26915580), (4, 20186685), (5, 16149348), (6, 13457790), (9, 8971860), (10, 8074674), (12, 6728895), (15, 5383116), (18, 4485930), (20, 4037337), (27, 2990620), (30, 2691558), (36, 2242965), (45, 1794372), (54, 1495310), (60, 1345779), (90, 897186), (108, 747655), (135, 598124), (180, 448593), (270, 299062), (540, 149531)]