667800756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{16879}}^1$

素因数の和:17053

約数の個数: 72

約数和(自身を含む): 1941605120

約数和(自身を除く): 1273804364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4396, 5652, 6594, 9891, 13188, 16879, 19782, 33758, 39564, 50637, 67516, 101274, 118153, 151911, 202548, 236306, 303822, 354459, 472612, 607644, 708918, 1063377, 1417836, 2126754, 2650003, 4253508, 5300006, 7950009, 10600012, 15900018, 18550021, 23850027, 31800036, 37100042, 47700054, 55650063, 74200084, 95400108, 111300126, 166950189, 222600252, 333900378, 667800756]

約数ペア:

[(1, 667800756), (2, 333900378), (3, 222600252), (4, 166950189), (6, 111300126), (7, 95400108), (9, 74200084), (12, 55650063), (14, 47700054), (18, 37100042), (21, 31800036), (28, 23850027), (36, 18550021), (42, 15900018), (63, 10600012), (84, 7950009), (126, 5300006), (157, 4253508), (252, 2650003), (314, 2126754), (471, 1417836), (628, 1063377), (942, 708918), (1099, 607644), (1413, 472612), (1884, 354459), (2198, 303822), (2826, 236306), (3297, 202548), (4396, 151911), (5652, 118153), (6594, 101274), (9891, 67516), (13188, 50637), (16879, 39564), (19782, 33758)]