212919480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{591443}}^1$

素因数の和:591460

約数の個数: 48

約数和(自身を含む): 691989480

約数和(自身を除く): 479070000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 591443, 1182886, 1774329, 2365772, 2957215, 3548658, 4731544, 5322987, 5914430, 7097316, 8871645, 10645974, 11828860, 14194632, 17743290, 21291948, 23657720, 26614935, 35486580, 42583896, 53229870, 70973160, 106459740, 212919480]

約数ペア:

[(1, 212919480), (2, 106459740), (3, 70973160), (4, 53229870), (5, 42583896), (6, 35486580), (8, 26614935), (9, 23657720), (10, 21291948), (12, 17743290), (15, 14194632), (18, 11828860), (20, 10645974), (24, 8871645), (30, 7097316), (36, 5914430), (40, 5322987), (45, 4731544), (60, 3548658), (72, 2957215), (90, 2365772), (120, 1774329), (180, 1182886), (360, 591443)]