81444660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123401}}^1$

素因数の和:123424

約数の個数: 48

約数和(自身を含む): 248778432

約数和(自身を除く): 167333772

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 123401, 246802, 370203, 493604, 617005, 740406, 1234010, 1357411, 1480812, 1851015, 2468020, 2714822, 3702030, 4072233, 5429644, 6787055, 7404060, 8144466, 13574110, 16288932, 20361165, 27148220, 40722330, 81444660]

約数ペア:

[(1, 81444660), (2, 40722330), (3, 27148220), (4, 20361165), (5, 16288932), (6, 13574110), (10, 8144466), (11, 7404060), (12, 6787055), (15, 5429644), (20, 4072233), (22, 3702030), (30, 2714822), (33, 2468020), (44, 1851015), (55, 1480812), (60, 1357411), (66, 1234010), (110, 740406), (132, 617005), (165, 493604), (220, 370203), (330, 246802), (660, 123401)]