189458640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37591}}^1$

素因数の和:37617

約数の個数: 120

約数和(自身を含む): 727179648

約数和(自身を除く): 537721008

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, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 37591, 75182, 112773, 150364, 187955, 225546, 263137, 300728, 338319, 375910, 451092, 526274, 563865, 601456, 676638, 751820, 789411, 902184, 1052548, 1127730, 1315685, 1353276, 1503640, 1578822, 1691595, 1804368, 2105096, 2255460, 2368233, 2631370, 2706552, 3007280, 3157644, 3383190, 3947055, 4210192, 4510920, 4736466, 5262740, 5413104, 6315288, 6766380, 7894110, 9021840, 9472932, 10525480, 11841165, 12630576, 13532760, 15788220, 18945864, 21050960, 23682330, 27065520, 31576440, 37891728, 47364660, 63152880, 94729320, 189458640]

約数ペア:

[(1, 189458640), (2, 94729320), (3, 63152880), (4, 47364660), (5, 37891728), (6, 31576440), (7, 27065520), (8, 23682330), (9, 21050960), (10, 18945864), (12, 15788220), (14, 13532760), (15, 12630576), (16, 11841165), (18, 10525480), (20, 9472932), (21, 9021840), (24, 7894110), (28, 6766380), (30, 6315288), (35, 5413104), (36, 5262740), (40, 4736466), (42, 4510920), (45, 4210192), (48, 3947055), (56, 3383190), (60, 3157644), (63, 3007280), (70, 2706552), (72, 2631370), (80, 2368233), (84, 2255460), (90, 2105096), (105, 1804368), (112, 1691595), (120, 1578822), (126, 1503640), (140, 1353276), (144, 1315685), (168, 1127730), (180, 1052548), (210, 902184), (240, 789411), (252, 751820), (280, 676638), (315, 601456), (336, 563865), (360, 526274), (420, 451092), (504, 375910), (560, 338319), (630, 300728), (720, 263137), (840, 225546), (1008, 187955), (1260, 150364), (1680, 112773), (2520, 75182), (5040, 37591)]