231860366980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1997}}^1\times {\mathrm{47977}}^1$

素因数の和:50005

約数の個数: 72

約数和(自身を含む): 535474205784

約数和(自身を除く): 303613838804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1997, 2420, 3994, 7988, 9985, 19970, 21967, 39940, 43934, 47977, 87868, 95954, 109835, 191908, 219670, 239885, 241637, 439340, 479770, 483274, 527747, 959540, 966548, 1055494, 1208185, 2110988, 2416370, 2638735, 4832740, 5277470, 5805217, 10554940, 11610434, 23220868, 29026085, 58052170, 95810069, 116104340, 191620138, 383240276, 479050345, 958100690, 1053910759, 1916201380, 2107821518, 4215643036, 5269553795, 10539107590, 11593018349, 21078215180, 23186036698, 46372073396, 57965091745, 115930183490, 231860366980]

約数ペア:

[(1, 231860366980), (2, 115930183490), (4, 57965091745), (5, 46372073396), (10, 23186036698), (11, 21078215180), (20, 11593018349), (22, 10539107590), (44, 5269553795), (55, 4215643036), (110, 2107821518), (121, 1916201380), (220, 1053910759), (242, 958100690), (484, 479050345), (605, 383240276), (1210, 191620138), (1997, 116104340), (2420, 95810069), (3994, 58052170), (7988, 29026085), (9985, 23220868), (19970, 11610434), (21967, 10554940), (39940, 5805217), (43934, 5277470), (47977, 4832740), (87868, 2638735), (95954, 2416370), (109835, 2110988), (191908, 1208185), (219670, 1055494), (239885, 966548), (241637, 959540), (439340, 527747), (479770, 483274)]