438679728

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:547

約数の個数: 120

約数和(自身を含む): 1261325520

約数和(自身を除く): 822645792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 229, 251, 318, 424, 458, 477, 502, 636, 687, 753, 848, 916, 954, 1004, 1272, 1374, 1506, 1832, 1908, 2008, 2061, 2259, 2544, 2748, 3012, 3664, 3816, 4016, 4122, 4518, 5496, 6024, 7632, 8244, 9036, 10992, 12048, 12137, 13303, 16488, 18072, 24274, 26606, 32976, 36144, 36411, 39909, 48548, 53212, 57479, 72822, 79818, 97096, 106424, 109233, 114958, 119727, 145644, 159636, 172437, 194192, 212848, 218466, 229916, 239454, 291288, 319272, 344874, 436932, 459832, 478908, 517311, 582576, 638544, 689748, 873864, 919664, 957816, 1034622, 1379496, 1747728, 1915632, 2069244, 2758992, 3046387, 4138488, 6092774, 8276976, 9139161, 12185548, 18278322, 24371096, 27417483, 36556644, 48742192, 54834966, 73113288, 109669932, 146226576, 219339864, 438679728]

約数ペア:

[(1, 438679728), (2, 219339864), (3, 146226576), (4, 109669932), (6, 73113288), (8, 54834966), (9, 48742192), (12, 36556644), (16, 27417483), (18, 24371096), (24, 18278322), (36, 12185548), (48, 9139161), (53, 8276976), (72, 6092774), (106, 4138488), (144, 3046387), (159, 2758992), (212, 2069244), (229, 1915632), (251, 1747728), (318, 1379496), (424, 1034622), (458, 957816), (477, 919664), (502, 873864), (636, 689748), (687, 638544), (753, 582576), (848, 517311), (916, 478908), (954, 459832), (1004, 436932), (1272, 344874), (1374, 319272), (1506, 291288), (1832, 239454), (1908, 229916), (2008, 218466), (2061, 212848), (2259, 194192), (2544, 172437), (2748, 159636), (3012, 145644), (3664, 119727), (3816, 114958), (4016, 109233), (4122, 106424), (4518, 97096), (5496, 79818), (6024, 72822), (7632, 57479), (8244, 53212), (9036, 48548), (10992, 39909), (12048, 36411), (12137, 36144), (13303, 32976), (16488, 26606), (18072, 24274)]