15397020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{28513}}^1$

素因数の和:28531

約数の個数: 48

約数和(自身を含む): 47903520

約数和(自身を除く): 32506500

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, 28513, 57026, 85539, 114052, 142565, 171078, 256617, 285130, 342156, 427695, 513234, 570260, 769851, 855390, 1026468, 1283085, 1539702, 1710780, 2566170, 3079404, 3849255, 5132340, 7698510, 15397020]

約数ペア:

[(1, 15397020), (2, 7698510), (3, 5132340), (4, 3849255), (5, 3079404), (6, 2566170), (9, 1710780), (10, 1539702), (12, 1283085), (15, 1026468), (18, 855390), (20, 769851), (27, 570260), (30, 513234), (36, 427695), (45, 342156), (54, 285130), (60, 256617), (90, 171078), (108, 142565), (135, 114052), (180, 85539), (270, 57026), (540, 28513)]