181521540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{336151}}^1$

素因数の和:336169

約数の個数: 48

約数和(自身を含む): 564735360

約数和(自身を除く): 383213820

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, 336151, 672302, 1008453, 1344604, 1680755, 2016906, 3025359, 3361510, 4033812, 5042265, 6050718, 6723020, 9076077, 10084530, 12101436, 15126795, 18152154, 20169060, 30253590, 36304308, 45380385, 60507180, 90760770, 181521540]

約数ペア:

[(1, 181521540), (2, 90760770), (3, 60507180), (4, 45380385), (5, 36304308), (6, 30253590), (9, 20169060), (10, 18152154), (12, 15126795), (15, 12101436), (18, 10084530), (20, 9076077), (27, 6723020), (30, 6050718), (36, 5042265), (45, 4033812), (54, 3361510), (60, 3025359), (90, 2016906), (108, 1680755), (135, 1344604), (180, 1008453), (270, 672302), (540, 336151)]