15648660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{28979}}^1$

素因数の和:28997

約数の個数: 48

約数和(自身を含む): 48686400

約数和(自身を除く): 33037740

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, 28979, 57958, 86937, 115916, 144895, 173874, 260811, 289790, 347748, 434685, 521622, 579580, 782433, 869370, 1043244, 1304055, 1564866, 1738740, 2608110, 3129732, 3912165, 5216220, 7824330, 15648660]

約数ペア:

[(1, 15648660), (2, 7824330), (3, 5216220), (4, 3912165), (5, 3129732), (6, 2608110), (9, 1738740), (10, 1564866), (12, 1304055), (15, 1043244), (18, 869370), (20, 782433), (27, 579580), (30, 521622), (36, 434685), (45, 347748), (54, 289790), (60, 260811), (90, 173874), (108, 144895), (135, 115916), (180, 86937), (270, 57958), (540, 28979)]