829605420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{658417}}^1$

素因数の和:658439

約数の個数: 72

約数和(自身を含む): 2875969824

約数和(自身を除く): 2046364404

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, 658417, 1316834, 1975251, 2633668, 3292085, 3950502, 4608919, 5925753, 6584170, 7901004, 9217838, 9876255, 11851506, 13168340, 13826757, 18435676, 19752510, 23044595, 23703012, 27653514, 29628765, 39505020, 41480271, 46089190, 55307028, 59257530, 69133785, 82960542, 92178380, 118515060, 138267570, 165921084, 207401355, 276535140, 414802710, 829605420]

約数ペア:

[(1, 829605420), (2, 414802710), (3, 276535140), (4, 207401355), (5, 165921084), (6, 138267570), (7, 118515060), (9, 92178380), (10, 82960542), (12, 69133785), (14, 59257530), (15, 55307028), (18, 46089190), (20, 41480271), (21, 39505020), (28, 29628765), (30, 27653514), (35, 23703012), (36, 23044595), (42, 19752510), (45, 18435676), (60, 13826757), (63, 13168340), (70, 11851506), (84, 9876255), (90, 9217838), (105, 7901004), (126, 6584170), (140, 5925753), (180, 4608919), (210, 3950502), (252, 3292085), (315, 2633668), (420, 1975251), (630, 1316834), (1260, 658417)]