255321360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{7237}}^1$

素因数の和:7270

約数の個数: 180

約数和(自身を含む): 997584588

約数和(自身を除く): 742263228

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 7237, 8820, 11760, 14474, 17640, 21711, 28948, 35280, 36185, 43422, 50659, 57896, 65133, 72370, 86844, 101318, 108555, 115792, 130266, 144740, 151977, 173688, 202636, 217110, 253295, 260532, 289480, 303954, 325665, 347376, 354613, 405272, 434220, 455931, 506590, 521064, 578960, 607908, 651330, 709226, 759885, 810544, 868440, 911862, 1013180, 1042128, 1063839, 1215816, 1302660, 1418452, 1519770, 1736880, 1773065, 1823724, 2026360, 2127678, 2279655, 2431632, 2605320, 2836904, 3039540, 3191517, 3546130, 3647448, 4052720, 4255356, 4559310, 5210640, 5319195, 5673808, 6079080, 6383034, 7092260, 7294896, 8510712, 9118620, 10638390, 12158160, 12766068, 14184520, 15957585, 17021424, 18237240, 21276780, 25532136, 28369040, 31915170, 36474480, 42553560, 51064272, 63830340, 85107120, 127660680, 255321360]

約数ペア:

[(1, 255321360), (2, 127660680), (3, 85107120), (4, 63830340), (5, 51064272), (6, 42553560), (7, 36474480), (8, 31915170), (9, 28369040), (10, 25532136), (12, 21276780), (14, 18237240), (15, 17021424), (16, 15957585), (18, 14184520), (20, 12766068), (21, 12158160), (24, 10638390), (28, 9118620), (30, 8510712), (35, 7294896), (36, 7092260), (40, 6383034), (42, 6079080), (45, 5673808), (48, 5319195), (49, 5210640), (56, 4559310), (60, 4255356), (63, 4052720), (70, 3647448), (72, 3546130), (80, 3191517), (84, 3039540), (90, 2836904), (98, 2605320), (105, 2431632), (112, 2279655), (120, 2127678), (126, 2026360), (140, 1823724), (144, 1773065), (147, 1736880), (168, 1519770), (180, 1418452), (196, 1302660), (210, 1215816), (240, 1063839), (245, 1042128), (252, 1013180), (280, 911862), (294, 868440), (315, 810544), (336, 759885), (360, 709226), (392, 651330), (420, 607908), (441, 578960), (490, 521064), (504, 506590), (560, 455931), (588, 434220), (630, 405272), (720, 354613), (735, 347376), (784, 325665), (840, 303954), (882, 289480), (980, 260532), (1008, 253295), (1176, 217110), (1260, 202636), (1470, 173688), (1680, 151977), (1764, 144740), (1960, 130266), (2205, 115792), (2352, 108555), (2520, 101318), (2940, 86844), (3528, 72370), (3920, 65133), (4410, 57896), (5040, 50659), (5880, 43422), (7056, 36185), (7237, 35280), (8820, 28948), (11760, 21711), (14474, 17640)]