8518140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1331

約数の個数: 72

約数和(自身を含む): 26557440

約数和(自身を除く): 18039300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1279, 1332, 1665, 2220, 2558, 3330, 3837, 5116, 6395, 6660, 7674, 11511, 12790, 15348, 19185, 23022, 25580, 38370, 46044, 47323, 57555, 76740, 94646, 115110, 141969, 189292, 230220, 236615, 283938, 425907, 473230, 567876, 709845, 851814, 946460, 1419690, 1703628, 2129535, 2839380, 4259070, 8518140]

約数ペア:

[(1, 8518140), (2, 4259070), (3, 2839380), (4, 2129535), (5, 1703628), (6, 1419690), (9, 946460), (10, 851814), (12, 709845), (15, 567876), (18, 473230), (20, 425907), (30, 283938), (36, 236615), (37, 230220), (45, 189292), (60, 141969), (74, 115110), (90, 94646), (111, 76740), (148, 57555), (180, 47323), (185, 46044), (222, 38370), (333, 25580), (370, 23022), (444, 19185), (555, 15348), (666, 12790), (740, 11511), (1110, 7674), (1279, 6660), (1332, 6395), (1665, 5116), (2220, 3837), (2558, 3330)]