728967540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{4027}}^1$

素因数の和:4477

約数の個数: 96

約数和(自身を含む): 2338689024

約数和(自身を除く): 1609721484

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, 431, 862, 1293, 1724, 2155, 2586, 3017, 4027, 4310, 5172, 6034, 6465, 8054, 8620, 9051, 12068, 12081, 12930, 15085, 16108, 18102, 20135, 24162, 25860, 28189, 30170, 36204, 40270, 45255, 48324, 56378, 60340, 60405, 80540, 84567, 90510, 112756, 120810, 140945, 169134, 181020, 241620, 281890, 338268, 422835, 563780, 845670, 1691340, 1735637, 3471274, 5206911, 6942548, 8678185, 10413822, 12149459, 17356370, 20827644, 24298918, 26034555, 34712740, 36448377, 48597836, 52069110, 60747295, 72896754, 104138220, 121494590, 145793508, 182241885, 242989180, 364483770, 728967540]

約数ペア:

[(1, 728967540), (2, 364483770), (3, 242989180), (4, 182241885), (5, 145793508), (6, 121494590), (7, 104138220), (10, 72896754), (12, 60747295), (14, 52069110), (15, 48597836), (20, 36448377), (21, 34712740), (28, 26034555), (30, 24298918), (35, 20827644), (42, 17356370), (60, 12149459), (70, 10413822), (84, 8678185), (105, 6942548), (140, 5206911), (210, 3471274), (420, 1735637), (431, 1691340), (862, 845670), (1293, 563780), (1724, 422835), (2155, 338268), (2586, 281890), (3017, 241620), (4027, 181020), (4310, 169134), (5172, 140945), (6034, 120810), (6465, 112756), (8054, 90510), (8620, 84567), (9051, 80540), (12068, 60405), (12081, 60340), (12930, 56378), (15085, 48324), (16108, 45255), (18102, 40270), (20135, 36204), (24162, 30170), (25860, 28189)]