15257220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23117}}^1$

素因数の和:23140

約数の個数: 48

約数和(自身を含む): 46605888

約数和(自身を除く): 31348668

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 23117, 46234, 69351, 92468, 115585, 138702, 231170, 254287, 277404, 346755, 462340, 508574, 693510, 762861, 1017148, 1271435, 1387020, 1525722, 2542870, 3051444, 3814305, 5085740, 7628610, 15257220]

約数ペア:

[(1, 15257220), (2, 7628610), (3, 5085740), (4, 3814305), (5, 3051444), (6, 2542870), (10, 1525722), (11, 1387020), (12, 1271435), (15, 1017148), (20, 762861), (22, 693510), (30, 508574), (33, 462340), (44, 346755), (55, 277404), (60, 254287), (66, 231170), (110, 138702), (132, 115585), (165, 92468), (220, 69351), (330, 46234), (660, 23117)]