21627120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1042

約数の個数: 80

約数和(自身を含む): 67808160

約数和(自身を除く): 46181040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 929, 970, 1164, 1455, 1552, 1858, 1940, 2328, 2787, 2910, 3716, 3880, 4645, 4656, 5574, 5820, 7432, 7760, 9290, 11148, 11640, 13935, 14864, 18580, 22296, 23280, 27870, 37160, 44592, 55740, 74320, 90113, 111480, 180226, 222960, 270339, 360452, 450565, 540678, 720904, 901130, 1081356, 1351695, 1441808, 1802260, 2162712, 2703390, 3604520, 4325424, 5406780, 7209040, 10813560, 21627120]

約数ペア:

[(1, 21627120), (2, 10813560), (3, 7209040), (4, 5406780), (5, 4325424), (6, 3604520), (8, 2703390), (10, 2162712), (12, 1802260), (15, 1441808), (16, 1351695), (20, 1081356), (24, 901130), (30, 720904), (40, 540678), (48, 450565), (60, 360452), (80, 270339), (97, 222960), (120, 180226), (194, 111480), (240, 90113), (291, 74320), (388, 55740), (485, 44592), (582, 37160), (776, 27870), (929, 23280), (970, 22296), (1164, 18580), (1455, 14864), (1552, 13935), (1858, 11640), (1940, 11148), (2328, 9290), (2787, 7760), (2910, 7432), (3716, 5820), (3880, 5574), (4645, 4656)]