1281012529664

素因数分解:

$2^9\times 7^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1\times {\mathrm{5779}}^1$

素因数の和:6418

約数の個数: 160

約数和(自身を含む): 2954767073280

約数和(自身を除く): 1673754543616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 448, 487, 508, 512, 889, 896, 974, 1016, 1778, 1792, 1948, 2032, 3409, 3556, 3584, 3896, 4064, 5779, 6818, 7112, 7792, 8128, 11558, 13636, 14224, 15584, 16256, 23116, 27272, 28448, 31168, 32512, 40453, 46232, 54544, 56896, 61849, 62336, 65024, 80906, 92464, 109088, 113792, 123698, 124672, 161812, 184928, 218176, 227584, 247396, 249344, 323624, 369856, 432943, 436352, 455168, 494792, 647248, 733933, 739712, 865886, 872704, 989584, 1294496, 1467866, 1479424, 1731772, 1745408, 1979168, 2588992, 2814373, 2935732, 2958848, 3463544, 3958336, 5137531, 5177984, 5628746, 5871464, 6927088, 7916672, 10275062, 10355968, 11257492, 11742928, 13854176, 15833344, 19700611, 20550124, 20711936, 22514984, 23485856, 27708352, 31666688, 39401222, 41100248, 45029968, 46971712, 55416704, 78802444, 82200496, 90059936, 93943424, 110833408, 157604888, 164400992, 180119872, 187886848, 221666816, 315209776, 328801984, 357425371, 360239744, 375773696, 630419552, 657603968, 714850742, 720479488, 1260839104, 1315207936, 1429701484, 1440958976, 2501977597, 2521678208, 2630415872, 2859402968, 5003955194, 5043356416, 5718805936, 10007910388, 10086712832, 11437611872, 20015820776, 22875223744, 40031641552, 45750447488, 80063283104, 91500894976, 160126566208, 183001789952, 320253132416, 640506264832, 1281012529664]

約数ペア:

[(1, 1281012529664), (2, 640506264832), (4, 320253132416), (7, 183001789952), (8, 160126566208), (14, 91500894976), (16, 80063283104), (28, 45750447488), (32, 40031641552), (56, 22875223744), (64, 20015820776), (112, 11437611872), (127, 10086712832), (128, 10007910388), (224, 5718805936), (254, 5043356416), (256, 5003955194), (448, 2859402968), (487, 2630415872), (508, 2521678208), (512, 2501977597), (889, 1440958976), (896, 1429701484), (974, 1315207936), (1016, 1260839104), (1778, 720479488), (1792, 714850742), (1948, 657603968), (2032, 630419552), (3409, 375773696), (3556, 360239744), (3584, 357425371), (3896, 328801984), (4064, 315209776), (5779, 221666816), (6818, 187886848), (7112, 180119872), (7792, 164400992), (8128, 157604888), (11558, 110833408), (13636, 93943424), (14224, 90059936), (15584, 82200496), (16256, 78802444), (23116, 55416704), (27272, 46971712), (28448, 45029968), (31168, 41100248), (32512, 39401222), (40453, 31666688), (46232, 27708352), (54544, 23485856), (56896, 22514984), (61849, 20711936), (62336, 20550124), (65024, 19700611), (80906, 15833344), (92464, 13854176), (109088, 11742928), (113792, 11257492), (123698, 10355968), (124672, 10275062), (161812, 7916672), (184928, 6927088), (218176, 5871464), (227584, 5628746), (247396, 5177984), (249344, 5137531), (323624, 3958336), (369856, 3463544), (432943, 2958848), (436352, 2935732), (455168, 2814373), (494792, 2588992), (647248, 1979168), (733933, 1745408), (739712, 1731772), (865886, 1479424), (872704, 1467866), (989584, 1294496)]