1921215360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7879}}^1$

素因数の和:8028

約数の個数: 128

約数和(自身を含む): 6172876800

約数和(自身を除く): 4251661440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 7879, 8128, 10160, 12192, 15240, 15758, 16256, 20320, 23637, 24384, 30480, 31516, 39395, 40640, 47274, 48768, 60960, 63032, 78790, 81280, 94548, 118185, 121920, 126064, 157580, 189096, 236370, 243840, 252128, 315160, 378192, 472740, 504256, 630320, 756384, 945480, 1000633, 1008512, 1260640, 1512768, 1890960, 2001266, 2521280, 3001899, 3025536, 3781920, 4002532, 5003165, 5042560, 6003798, 7563840, 8005064, 10006330, 12007596, 15009495, 15127680, 16010128, 20012660, 24015192, 30018990, 32020256, 40025320, 48030384, 60037980, 64040512, 80050640, 96060768, 120075960, 128081024, 160101280, 192121536, 240151920, 320202560, 384243072, 480303840, 640405120, 960607680, 1921215360]

約数ペア:

[(1, 1921215360), (2, 960607680), (3, 640405120), (4, 480303840), (5, 384243072), (6, 320202560), (8, 240151920), (10, 192121536), (12, 160101280), (15, 128081024), (16, 120075960), (20, 96060768), (24, 80050640), (30, 64040512), (32, 60037980), (40, 48030384), (48, 40025320), (60, 32020256), (64, 30018990), (80, 24015192), (96, 20012660), (120, 16010128), (127, 15127680), (128, 15009495), (160, 12007596), (192, 10006330), (240, 8005064), (254, 7563840), (320, 6003798), (381, 5042560), (384, 5003165), (480, 4002532), (508, 3781920), (635, 3025536), (640, 3001899), (762, 2521280), (960, 2001266), (1016, 1890960), (1270, 1512768), (1524, 1260640), (1905, 1008512), (1920, 1000633), (2032, 945480), (2540, 756384), (3048, 630320), (3810, 504256), (4064, 472740), (5080, 378192), (6096, 315160), (7620, 252128), (7879, 243840), (8128, 236370), (10160, 189096), (12192, 157580), (15240, 126064), (15758, 121920), (16256, 118185), (20320, 94548), (23637, 81280), (24384, 78790), (30480, 63032), (31516, 60960), (39395, 48768), (40640, 47274)]