21789016560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{570991}}^1$

素因数の和:571063

約数の個数: 120

約数和(自身を含む): 74555567424

約数和(自身を除く): 52766550864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 6360, 7632, 9540, 12720, 19080, 38160, 570991, 1141982, 1712973, 2283964, 2854955, 3425946, 4567928, 5138919, 5709910, 6851892, 8564865, 9135856, 10277838, 11419820, 13703784, 17129730, 20555676, 22839640, 25694595, 27407568, 30262523, 34259460, 41111352, 45679280, 51389190, 60525046, 68518920, 82222704, 90787569, 102778380, 121050092, 137037840, 151312615, 181575138, 205556760, 242100184, 272362707, 302625230, 363150276, 411113520, 453937845, 484200368, 544725414, 605250460, 726300552, 907875690, 1089450828, 1210500920, 1361813535, 1452601104, 1815751380, 2178901656, 2421001840, 2723627070, 3631502760, 4357803312, 5447254140, 7263005520, 10894508280, 21789016560]

約数ペア:

[(1, 21789016560), (2, 10894508280), (3, 7263005520), (4, 5447254140), (5, 4357803312), (6, 3631502760), (8, 2723627070), (9, 2421001840), (10, 2178901656), (12, 1815751380), (15, 1452601104), (16, 1361813535), (18, 1210500920), (20, 1089450828), (24, 907875690), (30, 726300552), (36, 605250460), (40, 544725414), (45, 484200368), (48, 453937845), (53, 411113520), (60, 363150276), (72, 302625230), (80, 272362707), (90, 242100184), (106, 205556760), (120, 181575138), (144, 151312615), (159, 137037840), (180, 121050092), (212, 102778380), (240, 90787569), (265, 82222704), (318, 68518920), (360, 60525046), (424, 51389190), (477, 45679280), (530, 41111352), (636, 34259460), (720, 30262523), (795, 27407568), (848, 25694595), (954, 22839640), (1060, 20555676), (1272, 17129730), (1590, 13703784), (1908, 11419820), (2120, 10277838), (2385, 9135856), (2544, 8564865), (3180, 6851892), (3816, 5709910), (4240, 5138919), (4770, 4567928), (6360, 3425946), (7632, 2854955), (9540, 2283964), (12720, 1712973), (19080, 1141982), (38160, 570991)]