61412820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{146221}}^1$

素因数の和:146240

約数の個数: 48

約数和(自身を含む): 196522368

約数和(自身を除く): 135109548

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, 146221, 292442, 438663, 584884, 731105, 877326, 1023547, 1462210, 1754652, 2047094, 2193315, 2924420, 3070641, 4094188, 4386630, 5117735, 6141282, 8773260, 10235470, 12282564, 15353205, 20470940, 30706410, 61412820]

約数ペア:

[(1, 61412820), (2, 30706410), (3, 20470940), (4, 15353205), (5, 12282564), (6, 10235470), (7, 8773260), (10, 6141282), (12, 5117735), (14, 4386630), (15, 4094188), (20, 3070641), (21, 2924420), (28, 2193315), (30, 2047094), (35, 1754652), (42, 1462210), (60, 1023547), (70, 877326), (84, 731105), (105, 584884), (140, 438663), (210, 292442), (420, 146221)]