16980660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3253}}^1$

素因数の和:3297

約数の個数: 72

約数和(自身を含む): 53300520

約数和(自身を除く): 36319860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3253, 5220, 6506, 9759, 13012, 16265, 19518, 29277, 32530, 39036, 48795, 58554, 65060, 94337, 97590, 117108, 146385, 188674, 195180, 283011, 292770, 377348, 471685, 566022, 585540, 849033, 943370, 1132044, 1415055, 1698066, 1886740, 2830110, 3396132, 4245165, 5660220, 8490330, 16980660]

約数ペア:

[(1, 16980660), (2, 8490330), (3, 5660220), (4, 4245165), (5, 3396132), (6, 2830110), (9, 1886740), (10, 1698066), (12, 1415055), (15, 1132044), (18, 943370), (20, 849033), (29, 585540), (30, 566022), (36, 471685), (45, 377348), (58, 292770), (60, 283011), (87, 195180), (90, 188674), (116, 146385), (145, 117108), (174, 97590), (180, 94337), (261, 65060), (290, 58554), (348, 48795), (435, 39036), (522, 32530), (580, 29277), (870, 19518), (1044, 16265), (1305, 13012), (1740, 9759), (2610, 6506), (3253, 5220)]