204121232

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 465720192

約数和(自身を除く): 261598960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 137, 212, 251, 274, 371, 424, 502, 548, 742, 848, 959, 1004, 1096, 1484, 1757, 1918, 2008, 2192, 2968, 3514, 3836, 4016, 5936, 7028, 7261, 7672, 13303, 14056, 14522, 15344, 26606, 28112, 29044, 34387, 50827, 53212, 58088, 68774, 93121, 101654, 106424, 116176, 137548, 186242, 203308, 212848, 240709, 275096, 372484, 406616, 481418, 550192, 744968, 813232, 962836, 1489936, 1822511, 1925672, 3645022, 3851344, 7290044, 12757577, 14580088, 25515154, 29160176, 51030308, 102060616, 204121232]

約数ペア:

[(1, 204121232), (2, 102060616), (4, 51030308), (7, 29160176), (8, 25515154), (14, 14580088), (16, 12757577), (28, 7290044), (53, 3851344), (56, 3645022), (106, 1925672), (112, 1822511), (137, 1489936), (212, 962836), (251, 813232), (274, 744968), (371, 550192), (424, 481418), (502, 406616), (548, 372484), (742, 275096), (848, 240709), (959, 212848), (1004, 203308), (1096, 186242), (1484, 137548), (1757, 116176), (1918, 106424), (2008, 101654), (2192, 93121), (2968, 68774), (3514, 58088), (3836, 53212), (4016, 50827), (5936, 34387), (7028, 29044), (7261, 28112), (7672, 26606), (13303, 15344), (14056, 14522)]