621540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1151}}^1$

素因数の和:1169

約数の個数: 48

約数和(自身を含む): 1935360

約数和(自身を除く): 1313820

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, 1151, 2302, 3453, 4604, 5755, 6906, 10359, 11510, 13812, 17265, 20718, 23020, 31077, 34530, 41436, 51795, 62154, 69060, 103590, 124308, 155385, 207180, 310770, 621540]

約数ペア:

[(1, 621540), (2, 310770), (3, 207180), (4, 155385), (5, 124308), (6, 103590), (9, 69060), (10, 62154), (12, 51795), (15, 41436), (18, 34530), (20, 31077), (27, 23020), (30, 20718), (36, 17265), (45, 13812), (54, 11510), (60, 10359), (90, 6906), (108, 5755), (135, 4604), (180, 3453), (270, 2302), (540, 1151)]