80948640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{168643}}^1$

素因数の和:168661

約数の個数: 48

約数和(自身を含む): 254989728

約数和(自身を除く): 174041088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 168643, 337286, 505929, 674572, 843215, 1011858, 1349144, 1686430, 2023716, 2529645, 2698288, 3372860, 4047432, 5059290, 5396576, 6745720, 8094864, 10118580, 13491440, 16189728, 20237160, 26982880, 40474320, 80948640]

約数ペア:

[(1, 80948640), (2, 40474320), (3, 26982880), (4, 20237160), (5, 16189728), (6, 13491440), (8, 10118580), (10, 8094864), (12, 6745720), (15, 5396576), (16, 5059290), (20, 4047432), (24, 3372860), (30, 2698288), (32, 2529645), (40, 2023716), (48, 1686430), (60, 1349144), (80, 1011858), (96, 843215), (120, 674572), (160, 505929), (240, 337286), (480, 168643)]