277202744

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 673505280

約数和(自身を除く): 396302536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 71, 91, 104, 124, 142, 173, 182, 217, 248, 284, 346, 364, 403, 434, 497, 568, 692, 728, 806, 868, 923, 994, 1211, 1384, 1612, 1736, 1846, 1988, 2201, 2249, 2422, 2821, 3224, 3692, 3976, 4402, 4498, 4844, 5363, 5642, 6461, 7384, 8804, 8996, 9688, 10726, 11284, 12283, 12922, 15407, 15743, 17608, 17992, 21452, 22568, 24566, 25844, 28613, 30814, 31486, 37541, 42904, 49132, 51688, 57226, 61628, 62972, 69719, 75082, 85981, 98264, 114452, 123256, 125944, 139438, 150164, 159679, 171962, 200291, 228904, 278876, 300328, 319358, 343924, 380773, 400582, 488033, 557752, 638716, 687848, 761546, 801164, 976066, 1117753, 1277432, 1523092, 1602328, 1952132, 2235506, 2665411, 3046184, 3904264, 4471012, 4950049, 5330822, 8942024, 9900098, 10661644, 19800196, 21323288, 34650343, 39600392, 69300686, 138601372, 277202744]

約数ペア:

[(1, 277202744), (2, 138601372), (4, 69300686), (7, 39600392), (8, 34650343), (13, 21323288), (14, 19800196), (26, 10661644), (28, 9900098), (31, 8942024), (52, 5330822), (56, 4950049), (62, 4471012), (71, 3904264), (91, 3046184), (104, 2665411), (124, 2235506), (142, 1952132), (173, 1602328), (182, 1523092), (217, 1277432), (248, 1117753), (284, 976066), (346, 801164), (364, 761546), (403, 687848), (434, 638716), (497, 557752), (568, 488033), (692, 400582), (728, 380773), (806, 343924), (868, 319358), (923, 300328), (994, 278876), (1211, 228904), (1384, 200291), (1612, 171962), (1736, 159679), (1846, 150164), (1988, 139438), (2201, 125944), (2249, 123256), (2422, 114452), (2821, 98264), (3224, 85981), (3692, 75082), (3976, 69719), (4402, 62972), (4498, 61628), (4844, 57226), (5363, 51688), (5642, 49132), (6461, 42904), (7384, 37541), (8804, 31486), (8996, 30814), (9688, 28613), (10726, 25844), (11284, 24566), (12283, 22568), (12922, 21452), (15407, 17992), (15743, 17608)]