198466740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{367531}}^1$

素因数の和:367549

約数の個数: 48

約数和(自身を含む): 617453760

約数和(自身を除く): 418987020

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, 367531, 735062, 1102593, 1470124, 1837655, 2205186, 3307779, 3675310, 4410372, 5512965, 6615558, 7350620, 9923337, 11025930, 13231116, 16538895, 19846674, 22051860, 33077790, 39693348, 49616685, 66155580, 99233370, 198466740]

約数ペア:

[(1, 198466740), (2, 99233370), (3, 66155580), (4, 49616685), (5, 39693348), (6, 33077790), (9, 22051860), (10, 19846674), (12, 16538895), (15, 13231116), (18, 11025930), (20, 9923337), (27, 7350620), (30, 6615558), (36, 5512965), (45, 4410372), (54, 3675310), (60, 3307779), (90, 2205186), (108, 1837655), (135, 1470124), (180, 1102593), (270, 735062), (540, 367531)]