699910680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1697}}^1$

素因数の和:2209

約数の個数: 128

約数和(自身を含む): 2405998080

約数和(自身を除く): 1706087400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 491, 840, 982, 1473, 1697, 1964, 2455, 2946, 3394, 3437, 3928, 4910, 5091, 5892, 6788, 6874, 7365, 8485, 9820, 10182, 10311, 11784, 11879, 13576, 13748, 14730, 16970, 17185, 19640, 20364, 20622, 23758, 25455, 27496, 29460, 33940, 34370, 35637, 40728, 41244, 47516, 50910, 51555, 58920, 59395, 67880, 68740, 71274, 82488, 95032, 101820, 103110, 118790, 137480, 142548, 178185, 203640, 206220, 237580, 285096, 356370, 412440, 475160, 712740, 833227, 1425480, 1666454, 2499681, 3332908, 4166135, 4999362, 5832589, 6665816, 8332270, 9998724, 11665178, 12498405, 16664540, 17497767, 19997448, 23330356, 24996810, 29162945, 33329080, 34995534, 46660712, 49993620, 58325890, 69991068, 87488835, 99987240, 116651780, 139982136, 174977670, 233303560, 349955340, 699910680]

約数ペア:

[(1, 699910680), (2, 349955340), (3, 233303560), (4, 174977670), (5, 139982136), (6, 116651780), (7, 99987240), (8, 87488835), (10, 69991068), (12, 58325890), (14, 49993620), (15, 46660712), (20, 34995534), (21, 33329080), (24, 29162945), (28, 24996810), (30, 23330356), (35, 19997448), (40, 17497767), (42, 16664540), (56, 12498405), (60, 11665178), (70, 9998724), (84, 8332270), (105, 6665816), (120, 5832589), (140, 4999362), (168, 4166135), (210, 3332908), (280, 2499681), (420, 1666454), (491, 1425480), (840, 833227), (982, 712740), (1473, 475160), (1697, 412440), (1964, 356370), (2455, 285096), (2946, 237580), (3394, 206220), (3437, 203640), (3928, 178185), (4910, 142548), (5091, 137480), (5892, 118790), (6788, 103110), (6874, 101820), (7365, 95032), (8485, 82488), (9820, 71274), (10182, 68740), (10311, 67880), (11784, 59395), (11879, 58920), (13576, 51555), (13748, 50910), (14730, 47516), (16970, 41244), (17185, 40728), (19640, 35637), (20364, 34370), (20622, 33940), (23758, 29460), (25455, 27496)]