495443340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{393209}}^1$

素因数の和:393231

約数の個数: 72

約数和(自身を含む): 1717541280

約数和(自身を除く): 1222097940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 393209, 786418, 1179627, 1572836, 1966045, 2359254, 2752463, 3538881, 3932090, 4718508, 5504926, 5898135, 7077762, 7864180, 8257389, 11009852, 11796270, 13762315, 14155524, 16514778, 17694405, 23592540, 24772167, 27524630, 33029556, 35388810, 41286945, 49544334, 55049260, 70777620, 82573890, 99088668, 123860835, 165147780, 247721670, 495443340]

約数ペア:

[(1, 495443340), (2, 247721670), (3, 165147780), (4, 123860835), (5, 99088668), (6, 82573890), (7, 70777620), (9, 55049260), (10, 49544334), (12, 41286945), (14, 35388810), (15, 33029556), (18, 27524630), (20, 24772167), (21, 23592540), (28, 17694405), (30, 16514778), (35, 14155524), (36, 13762315), (42, 11796270), (45, 11009852), (60, 8257389), (63, 7864180), (70, 7077762), (84, 5898135), (90, 5504926), (105, 4718508), (126, 3932090), (140, 3538881), (180, 2752463), (210, 2359254), (252, 1966045), (315, 1572836), (420, 1179627), (630, 786418), (1260, 393209)]