397091520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19697}}^1$

素因数の和:19727

約数の個数: 168

約数和(自身を含む): 1561027104

約数和(自身を除く): 1163935584

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, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19697, 20160, 39394, 59091, 78788, 98485, 118182, 137879, 157576, 177273, 196970, 236364, 275758, 295455, 315152, 354546, 393940, 413637, 472728, 551516, 590910, 630304, 689395, 709092, 787880, 827274, 886365, 945456, 1103032, 1181820, 1240911, 1260608, 1378790, 1418184, 1575760, 1654548, 1772730, 1890912, 2068185, 2206064, 2363640, 2481822, 2757580, 2836368, 3151520, 3309096, 3545460, 3781824, 4136370, 4412128, 4727280, 4963644, 5515160, 5672736, 6204555, 6303040, 6618192, 7090920, 8272740, 8824256, 9454560, 9927288, 11030320, 11345472, 12409110, 13236384, 14181840, 16545480, 18909120, 19854576, 22060640, 24818220, 26472768, 28363680, 33090960, 39709152, 44121280, 49636440, 56727360, 66181920, 79418304, 99272880, 132363840, 198545760, 397091520]

約数ペア:

[(1, 397091520), (2, 198545760), (3, 132363840), (4, 99272880), (5, 79418304), (6, 66181920), (7, 56727360), (8, 49636440), (9, 44121280), (10, 39709152), (12, 33090960), (14, 28363680), (15, 26472768), (16, 24818220), (18, 22060640), (20, 19854576), (21, 18909120), (24, 16545480), (28, 14181840), (30, 13236384), (32, 12409110), (35, 11345472), (36, 11030320), (40, 9927288), (42, 9454560), (45, 8824256), (48, 8272740), (56, 7090920), (60, 6618192), (63, 6303040), (64, 6204555), (70, 5672736), (72, 5515160), (80, 4963644), (84, 4727280), (90, 4412128), (96, 4136370), (105, 3781824), (112, 3545460), (120, 3309096), (126, 3151520), (140, 2836368), (144, 2757580), (160, 2481822), (168, 2363640), (180, 2206064), (192, 2068185), (210, 1890912), (224, 1772730), (240, 1654548), (252, 1575760), (280, 1418184), (288, 1378790), (315, 1260608), (320, 1240911), (336, 1181820), (360, 1103032), (420, 945456), (448, 886365), (480, 827274), (504, 787880), (560, 709092), (576, 689395), (630, 630304), (672, 590910), (720, 551516), (840, 472728), (960, 413637), (1008, 393940), (1120, 354546), (1260, 315152), (1344, 295455), (1440, 275758), (1680, 236364), (2016, 196970), (2240, 177273), (2520, 157576), (2880, 137879), (3360, 118182), (4032, 98485), (5040, 78788), (6720, 59091), (10080, 39394), (19697, 20160)]