82574520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:717

約数の個数: 128

約数和(自身を含む): 285120000

約数和(自身を除く): 202545480

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, 499, 591, 788, 840, 985, 998, 1182, 1379, 1497, 1576, 1970, 1996, 2364, 2495, 2758, 2955, 2994, 3493, 3940, 3992, 4137, 4728, 4990, 5516, 5910, 5988, 6895, 6986, 7485, 7880, 8274, 9980, 10479, 11032, 11820, 11976, 13790, 13972, 14970, 16548, 17465, 19960, 20685, 20958, 23640, 27580, 27944, 29940, 33096, 34930, 41370, 41916, 52395, 55160, 59880, 69860, 82740, 83832, 98303, 104790, 139720, 165480, 196606, 209580, 294909, 393212, 419160, 491515, 589818, 688121, 786424, 983030, 1179636, 1376242, 1474545, 1966060, 2064363, 2359272, 2752484, 2949090, 3440605, 3932120, 4128726, 5504968, 5898180, 6881210, 8257452, 10321815, 11796360, 13762420, 16514904, 20643630, 27524840, 41287260, 82574520]

約数ペア:

[(1, 82574520), (2, 41287260), (3, 27524840), (4, 20643630), (5, 16514904), (6, 13762420), (7, 11796360), (8, 10321815), (10, 8257452), (12, 6881210), (14, 5898180), (15, 5504968), (20, 4128726), (21, 3932120), (24, 3440605), (28, 2949090), (30, 2752484), (35, 2359272), (40, 2064363), (42, 1966060), (56, 1474545), (60, 1376242), (70, 1179636), (84, 983030), (105, 786424), (120, 688121), (140, 589818), (168, 491515), (197, 419160), (210, 393212), (280, 294909), (394, 209580), (420, 196606), (499, 165480), (591, 139720), (788, 104790), (840, 98303), (985, 83832), (998, 82740), (1182, 69860), (1379, 59880), (1497, 55160), (1576, 52395), (1970, 41916), (1996, 41370), (2364, 34930), (2495, 33096), (2758, 29940), (2955, 27944), (2994, 27580), (3493, 23640), (3940, 20958), (3992, 20685), (4137, 19960), (4728, 17465), (4990, 16548), (5516, 14970), (5910, 13972), (5988, 13790), (6895, 11976), (6986, 11820), (7485, 11032), (7880, 10479), (8274, 9980)]