86215080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 297665280

約数和(自身を除く): 211450200

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, 197, 210, 280, 394, 420, 521, 591, 788, 840, 985, 1042, 1182, 1379, 1563, 1576, 1970, 2084, 2364, 2605, 2758, 2955, 3126, 3647, 3940, 4137, 4168, 4728, 5210, 5516, 5910, 6252, 6895, 7294, 7815, 7880, 8274, 10420, 10941, 11032, 11820, 12504, 13790, 14588, 15630, 16548, 18235, 20685, 20840, 21882, 23640, 27580, 29176, 31260, 33096, 36470, 41370, 43764, 54705, 55160, 62520, 72940, 82740, 87528, 102637, 109410, 145880, 165480, 205274, 218820, 307911, 410548, 437640, 513185, 615822, 718459, 821096, 1026370, 1231644, 1436918, 1539555, 2052740, 2155377, 2463288, 2873836, 3079110, 3592295, 4105480, 4310754, 5747672, 6158220, 7184590, 8621508, 10776885, 12316440, 14369180, 17243016, 21553770, 28738360, 43107540, 86215080]

約数ペア:

[(1, 86215080), (2, 43107540), (3, 28738360), (4, 21553770), (5, 17243016), (6, 14369180), (7, 12316440), (8, 10776885), (10, 8621508), (12, 7184590), (14, 6158220), (15, 5747672), (20, 4310754), (21, 4105480), (24, 3592295), (28, 3079110), (30, 2873836), (35, 2463288), (40, 2155377), (42, 2052740), (56, 1539555), (60, 1436918), (70, 1231644), (84, 1026370), (105, 821096), (120, 718459), (140, 615822), (168, 513185), (197, 437640), (210, 410548), (280, 307911), (394, 218820), (420, 205274), (521, 165480), (591, 145880), (788, 109410), (840, 102637), (985, 87528), (1042, 82740), (1182, 72940), (1379, 62520), (1563, 55160), (1576, 54705), (1970, 43764), (2084, 41370), (2364, 36470), (2605, 33096), (2758, 31260), (2955, 29176), (3126, 27580), (3647, 23640), (3940, 21882), (4137, 20840), (4168, 20685), (4728, 18235), (5210, 16548), (5516, 15630), (5910, 14588), (6252, 13790), (6895, 12504), (7294, 11820), (7815, 11032), (7880, 10941), (8274, 10420)]