15402780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{85571}}^1$

素因数の和:85586

約数の個数: 36

約数和(自身を含む): 46722312

約数和(自身を除く): 31319532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 85571, 171142, 256713, 342284, 427855, 513426, 770139, 855710, 1026852, 1283565, 1540278, 1711420, 2567130, 3080556, 3850695, 5134260, 7701390, 15402780]

約数ペア:

[(1, 15402780), (2, 7701390), (3, 5134260), (4, 3850695), (5, 3080556), (6, 2567130), (9, 1711420), (10, 1540278), (12, 1283565), (15, 1026852), (18, 855710), (20, 770139), (30, 513426), (36, 427855), (45, 342284), (60, 256713), (90, 171142), (180, 85571)]