18157860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14411}}^1$

素因数の和:14433

約数の個数: 72

約数和(自身を含む): 62951616

約数和(自身を除く): 44793756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14411, 28822, 43233, 57644, 72055, 86466, 100877, 129699, 144110, 172932, 201754, 216165, 259398, 288220, 302631, 403508, 432330, 504385, 518796, 605262, 648495, 864660, 907893, 1008770, 1210524, 1296990, 1513155, 1815786, 2017540, 2593980, 3026310, 3631572, 4539465, 6052620, 9078930, 18157860]

約数ペア:

[(1, 18157860), (2, 9078930), (3, 6052620), (4, 4539465), (5, 3631572), (6, 3026310), (7, 2593980), (9, 2017540), (10, 1815786), (12, 1513155), (14, 1296990), (15, 1210524), (18, 1008770), (20, 907893), (21, 864660), (28, 648495), (30, 605262), (35, 518796), (36, 504385), (42, 432330), (45, 403508), (60, 302631), (63, 288220), (70, 259398), (84, 216165), (90, 201754), (105, 172932), (126, 144110), (140, 129699), (180, 100877), (210, 86466), (252, 72055), (315, 57644), (420, 43233), (630, 28822), (1260, 14411)]