15191220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23017}}^1$

素因数の和:23040

約数の個数: 48

約数和(自身を含む): 46404288

約数和(自身を除く): 31213068

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, 23017, 46034, 69051, 92068, 115085, 138102, 230170, 253187, 276204, 345255, 460340, 506374, 690510, 759561, 1012748, 1265935, 1381020, 1519122, 2531870, 3038244, 3797805, 5063740, 7595610, 15191220]

約数ペア:

[(1, 15191220), (2, 7595610), (3, 5063740), (4, 3797805), (5, 3038244), (6, 2531870), (10, 1519122), (11, 1381020), (12, 1265935), (15, 1012748), (20, 759561), (22, 690510), (30, 506374), (33, 460340), (44, 345255), (55, 276204), (60, 253187), (66, 230170), (110, 138102), (132, 115085), (165, 92068), (220, 69051), (330, 46034), (660, 23017)]