90798660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1429}}^1$

素因数の和:1797

約数の個数: 72

約数和(自身を含む): 276396120

約数和(自身を除く): 185597460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1429, 1765, 2118, 2858, 3177, 3530, 4236, 4287, 5295, 5716, 6354, 7060, 7145, 8574, 10590, 12708, 12861, 14290, 15885, 17148, 21180, 21435, 25722, 28580, 31770, 42870, 51444, 63540, 64305, 85740, 128610, 257220, 504437, 1008874, 1513311, 2017748, 2522185, 3026622, 4539933, 5044370, 6053244, 7566555, 9079866, 10088740, 15133110, 18159732, 22699665, 30266220, 45399330, 90798660]

約数ペア:

[(1, 90798660), (2, 45399330), (3, 30266220), (4, 22699665), (5, 18159732), (6, 15133110), (9, 10088740), (10, 9079866), (12, 7566555), (15, 6053244), (18, 5044370), (20, 4539933), (30, 3026622), (36, 2522185), (45, 2017748), (60, 1513311), (90, 1008874), (180, 504437), (353, 257220), (706, 128610), (1059, 85740), (1412, 64305), (1429, 63540), (1765, 51444), (2118, 42870), (2858, 31770), (3177, 28580), (3530, 25722), (4236, 21435), (4287, 21180), (5295, 17148), (5716, 15885), (6354, 14290), (7060, 12861), (7145, 12708), (8574, 10590)]