256306320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2803}}^1$

素因数の和:2949

約数の個数: 120

約数和(自身を含む): 867849216

約数和(自身を除く): 611542896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2286, 2540, 2803, 3048, 3810, 4572, 5080, 5606, 5715, 6096, 7620, 8409, 9144, 10160, 11212, 11430, 14015, 15240, 16818, 18288, 22424, 22860, 25227, 28030, 30480, 33636, 42045, 44848, 45720, 50454, 56060, 67272, 84090, 91440, 100908, 112120, 126135, 134544, 168180, 201816, 224240, 252270, 336360, 355981, 403632, 504540, 672720, 711962, 1009080, 1067943, 1423924, 1779905, 2018160, 2135886, 2847848, 3203829, 3559810, 4271772, 5339715, 5695696, 6407658, 7119620, 8543544, 10679430, 12815316, 14239240, 16019145, 17087088, 21358860, 25630632, 28478480, 32038290, 42717720, 51261264, 64076580, 85435440, 128153160, 256306320]

約数ペア:

[(1, 256306320), (2, 128153160), (3, 85435440), (4, 64076580), (5, 51261264), (6, 42717720), (8, 32038290), (9, 28478480), (10, 25630632), (12, 21358860), (15, 17087088), (16, 16019145), (18, 14239240), (20, 12815316), (24, 10679430), (30, 8543544), (36, 7119620), (40, 6407658), (45, 5695696), (48, 5339715), (60, 4271772), (72, 3559810), (80, 3203829), (90, 2847848), (120, 2135886), (127, 2018160), (144, 1779905), (180, 1423924), (240, 1067943), (254, 1009080), (360, 711962), (381, 672720), (508, 504540), (635, 403632), (720, 355981), (762, 336360), (1016, 252270), (1143, 224240), (1270, 201816), (1524, 168180), (1905, 134544), (2032, 126135), (2286, 112120), (2540, 100908), (2803, 91440), (3048, 84090), (3810, 67272), (4572, 56060), (5080, 50454), (5606, 45720), (5715, 44848), (6096, 42045), (7620, 33636), (8409, 30480), (9144, 28030), (10160, 25227), (11212, 22860), (11430, 22424), (14015, 18288), (15240, 16818)]