18228780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33757}}^1$

素因数の和:33775

約数の個数: 48

約数和(自身を含む): 56713440

約数和(自身を除く): 38484660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33757, 67514, 101271, 135028, 168785, 202542, 303813, 337570, 405084, 506355, 607626, 675140, 911439, 1012710, 1215252, 1519065, 1822878, 2025420, 3038130, 3645756, 4557195, 6076260, 9114390, 18228780]

約数ペア:

[(1, 18228780), (2, 9114390), (3, 6076260), (4, 4557195), (5, 3645756), (6, 3038130), (9, 2025420), (10, 1822878), (12, 1519065), (15, 1215252), (18, 1012710), (20, 911439), (27, 675140), (30, 607626), (36, 506355), (45, 405084), (54, 337570), (60, 303813), (90, 202542), (108, 168785), (135, 135028), (180, 101271), (270, 67514), (540, 33757)]