80363220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191341}}^1$

素因数の和:191360

約数の個数: 48

約数和(自身を含む): 257163648

約数和(自身を除く): 176800428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 191341, 382682, 574023, 765364, 956705, 1148046, 1339387, 1913410, 2296092, 2678774, 2870115, 3826820, 4018161, 5357548, 5740230, 6696935, 8036322, 11480460, 13393870, 16072644, 20090805, 26787740, 40181610, 80363220]

約数ペア:

[(1, 80363220), (2, 40181610), (3, 26787740), (4, 20090805), (5, 16072644), (6, 13393870), (7, 11480460), (10, 8036322), (12, 6696935), (14, 5740230), (15, 5357548), (20, 4018161), (21, 3826820), (28, 2870115), (30, 2678774), (35, 2296092), (42, 1913410), (60, 1339387), (70, 1148046), (84, 956705), (105, 765364), (140, 574023), (210, 382682), (420, 191341)]