18344640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 112

約数和(自身を含む): 59143392

約数和(自身を除く): 40798752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 160, 192, 194, 197, 240, 291, 320, 388, 394, 480, 485, 582, 591, 776, 788, 960, 970, 985, 1164, 1182, 1455, 1552, 1576, 1940, 1970, 2328, 2364, 2910, 2955, 3104, 3152, 3880, 3940, 4656, 4728, 5820, 5910, 6208, 6304, 7760, 7880, 9312, 9456, 11640, 11820, 12608, 15520, 15760, 18624, 18912, 19109, 23280, 23640, 31040, 31520, 37824, 38218, 46560, 47280, 57327, 63040, 76436, 93120, 94560, 95545, 114654, 152872, 189120, 191090, 229308, 286635, 305744, 382180, 458616, 573270, 611488, 764360, 917232, 1146540, 1222976, 1528720, 1834464, 2293080, 3057440, 3668928, 4586160, 6114880, 9172320, 18344640]

約数ペア:

[(1, 18344640), (2, 9172320), (3, 6114880), (4, 4586160), (5, 3668928), (6, 3057440), (8, 2293080), (10, 1834464), (12, 1528720), (15, 1222976), (16, 1146540), (20, 917232), (24, 764360), (30, 611488), (32, 573270), (40, 458616), (48, 382180), (60, 305744), (64, 286635), (80, 229308), (96, 191090), (97, 189120), (120, 152872), (160, 114654), (192, 95545), (194, 94560), (197, 93120), (240, 76436), (291, 63040), (320, 57327), (388, 47280), (394, 46560), (480, 38218), (485, 37824), (582, 31520), (591, 31040), (776, 23640), (788, 23280), (960, 19109), (970, 18912), (985, 18624), (1164, 15760), (1182, 15520), (1455, 12608), (1552, 11820), (1576, 11640), (1940, 9456), (1970, 9312), (2328, 7880), (2364, 7760), (2910, 6304), (2955, 6208), (3104, 5910), (3152, 5820), (3880, 4728), (3940, 4656)]