3971520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1$

素因数の和:227

約数の個数: 168

約数和(自身を含む): 15691104

約数和(自身を除く): 11719584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 197, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 394, 420, 448, 480, 504, 560, 576, 591, 630, 672, 720, 788, 840, 960, 985, 1008, 1120, 1182, 1260, 1344, 1379, 1440, 1576, 1680, 1773, 1970, 2016, 2240, 2364, 2520, 2758, 2880, 2955, 3152, 3360, 3546, 3940, 4032, 4137, 4728, 5040, 5516, 5910, 6304, 6720, 6895, 7092, 7880, 8274, 8865, 9456, 10080, 11032, 11820, 12411, 12608, 13790, 14184, 15760, 16548, 17730, 18912, 20160, 20685, 22064, 23640, 24822, 27580, 28368, 31520, 33096, 35460, 37824, 41370, 44128, 47280, 49644, 55160, 56736, 62055, 63040, 66192, 70920, 82740, 88256, 94560, 99288, 110320, 113472, 124110, 132384, 141840, 165480, 189120, 198576, 220640, 248220, 264768, 283680, 330960, 397152, 441280, 496440, 567360, 661920, 794304, 992880, 1323840, 1985760, 3971520]

約数ペア:

[(1, 3971520), (2, 1985760), (3, 1323840), (4, 992880), (5, 794304), (6, 661920), (7, 567360), (8, 496440), (9, 441280), (10, 397152), (12, 330960), (14, 283680), (15, 264768), (16, 248220), (18, 220640), (20, 198576), (21, 189120), (24, 165480), (28, 141840), (30, 132384), (32, 124110), (35, 113472), (36, 110320), (40, 99288), (42, 94560), (45, 88256), (48, 82740), (56, 70920), (60, 66192), (63, 63040), (64, 62055), (70, 56736), (72, 55160), (80, 49644), (84, 47280), (90, 44128), (96, 41370), (105, 37824), (112, 35460), (120, 33096), (126, 31520), (140, 28368), (144, 27580), (160, 24822), (168, 23640), (180, 22064), (192, 20685), (197, 20160), (210, 18912), (224, 17730), (240, 16548), (252, 15760), (280, 14184), (288, 13790), (315, 12608), (320, 12411), (336, 11820), (360, 11032), (394, 10080), (420, 9456), (448, 8865), (480, 8274), (504, 7880), (560, 7092), (576, 6895), (591, 6720), (630, 6304), (672, 5910), (720, 5516), (788, 5040), (840, 4728), (960, 4137), (985, 4032), (1008, 3940), (1120, 3546), (1182, 3360), (1260, 3152), (1344, 2955), (1379, 2880), (1440, 2758), (1576, 2520), (1680, 2364), (1773, 2240), (1970, 2016)]