130728120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1089401}}^1$

素因数の和:1089415

約数の個数: 32

約数和(自身を含む): 392184720

約数和(自身を除く): 261456600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1089401, 2178802, 3268203, 4357604, 5447005, 6536406, 8715208, 10894010, 13072812, 16341015, 21788020, 26145624, 32682030, 43576040, 65364060, 130728120]

約数ペア:

[(1, 130728120), (2, 65364060), (3, 43576040), (4, 32682030), (5, 26145624), (6, 21788020), (8, 16341015), (10, 13072812), (12, 10894010), (15, 8715208), (20, 6536406), (24, 5447005), (30, 4357604), (40, 3268203), (60, 2178802), (120, 1089401)]