2838754240

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{919}}^1$

素因数の和:1147

約数の個数: 168

約数和(自身を含む): 7911937440

約数和(自身を除く): 5073183200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 197, 224, 245, 280, 320, 392, 394, 448, 490, 560, 784, 788, 919, 980, 985, 1120, 1379, 1568, 1576, 1838, 1960, 1970, 2240, 2758, 3136, 3152, 3676, 3920, 3940, 4595, 5516, 6304, 6433, 6895, 7352, 7840, 7880, 9190, 9653, 11032, 12608, 12866, 13790, 14704, 15680, 15760, 18380, 19306, 22064, 25732, 27580, 29408, 31520, 32165, 36760, 38612, 44128, 45031, 48265, 51464, 55160, 58816, 63040, 64330, 73520, 77224, 88256, 90062, 96530, 102928, 110320, 128660, 147040, 154448, 180124, 181043, 193060, 205856, 220640, 225155, 257320, 294080, 308896, 360248, 362086, 386120, 411712, 441280, 450310, 514640, 617792, 720496, 724172, 772240, 900620, 905215, 1029280, 1267301, 1440992, 1448344, 1544480, 1801240, 1810430, 2058560, 2534602, 2881984, 2896688, 3088960, 3602480, 3620860, 5069204, 5793376, 6336505, 7204960, 7241720, 8871107, 10138408, 11586752, 12673010, 14409920, 14483440, 17742214, 20276816, 25346020, 28966880, 35484428, 40553632, 44355535, 50692040, 57933760, 70968856, 81107264, 88711070, 101384080, 141937712, 177422140, 202768160, 283875424, 354844280, 405536320, 567750848, 709688560, 1419377120, 2838754240]

約数ペア:

[(1, 2838754240), (2, 1419377120), (4, 709688560), (5, 567750848), (7, 405536320), (8, 354844280), (10, 283875424), (14, 202768160), (16, 177422140), (20, 141937712), (28, 101384080), (32, 88711070), (35, 81107264), (40, 70968856), (49, 57933760), (56, 50692040), (64, 44355535), (70, 40553632), (80, 35484428), (98, 28966880), (112, 25346020), (140, 20276816), (160, 17742214), (196, 14483440), (197, 14409920), (224, 12673010), (245, 11586752), (280, 10138408), (320, 8871107), (392, 7241720), (394, 7204960), (448, 6336505), (490, 5793376), (560, 5069204), (784, 3620860), (788, 3602480), (919, 3088960), (980, 2896688), (985, 2881984), (1120, 2534602), (1379, 2058560), (1568, 1810430), (1576, 1801240), (1838, 1544480), (1960, 1448344), (1970, 1440992), (2240, 1267301), (2758, 1029280), (3136, 905215), (3152, 900620), (3676, 772240), (3920, 724172), (3940, 720496), (4595, 617792), (5516, 514640), (6304, 450310), (6433, 441280), (6895, 411712), (7352, 386120), (7840, 362086), (7880, 360248), (9190, 308896), (9653, 294080), (11032, 257320), (12608, 225155), (12866, 220640), (13790, 205856), (14704, 193060), (15680, 181043), (15760, 180124), (18380, 154448), (19306, 147040), (22064, 128660), (25732, 110320), (27580, 102928), (29408, 96530), (31520, 90062), (32165, 88256), (36760, 77224), (38612, 73520), (44128, 64330), (45031, 63040), (48265, 58816), (51464, 55160)]