257337444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 192

約数和(自身を含む): 792780800

約数和(自身を除く): 535443356

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 79, 84, 91, 114, 133, 156, 157, 158, 182, 228, 237, 247, 266, 273, 314, 316, 364, 399, 471, 474, 494, 532, 546, 553, 628, 741, 798, 942, 948, 988, 1027, 1092, 1099, 1106, 1482, 1501, 1596, 1659, 1729, 1884, 2041, 2054, 2198, 2212, 2964, 2983, 3002, 3081, 3297, 3318, 3458, 4082, 4108, 4396, 4503, 5187, 5966, 6004, 6123, 6162, 6594, 6636, 6916, 7189, 8164, 8949, 9006, 10374, 10507, 11932, 12246, 12324, 12403, 13188, 14287, 14378, 17898, 18012, 19513, 20748, 20881, 21014, 21567, 24492, 24806, 28574, 28756, 31521, 35796, 37209, 38779, 39026, 41762, 42028, 42861, 43134, 49612, 57148, 58539, 62643, 63042, 74418, 77558, 78052, 83524, 85722, 86268, 86821, 116337, 117078, 125286, 126084, 136591, 148836, 155116, 161239, 171444, 173642, 232674, 234156, 235657, 250572, 260463, 271453, 273182, 322478, 347284, 409773, 465348, 471314, 483717, 520926, 542906, 546364, 644956, 706971, 814359, 819546, 942628, 967434, 1041852, 1085812, 1128673, 1413942, 1628718, 1639092, 1649599, 1934868, 2257346, 2827884, 3063541, 3257436, 3299198, 3386019, 4514692, 4948797, 6127082, 6598396, 6772038, 9190623, 9897594, 12254164, 13544076, 18381246, 19795188, 21444787, 36762492, 42889574, 64334361, 85779148, 128668722, 257337444]

約数ペア:

[(1, 257337444), (2, 128668722), (3, 85779148), (4, 64334361), (6, 42889574), (7, 36762492), (12, 21444787), (13, 19795188), (14, 18381246), (19, 13544076), (21, 12254164), (26, 9897594), (28, 9190623), (38, 6772038), (39, 6598396), (42, 6127082), (52, 4948797), (57, 4514692), (76, 3386019), (78, 3299198), (79, 3257436), (84, 3063541), (91, 2827884), (114, 2257346), (133, 1934868), (156, 1649599), (157, 1639092), (158, 1628718), (182, 1413942), (228, 1128673), (237, 1085812), (247, 1041852), (266, 967434), (273, 942628), (314, 819546), (316, 814359), (364, 706971), (399, 644956), (471, 546364), (474, 542906), (494, 520926), (532, 483717), (546, 471314), (553, 465348), (628, 409773), (741, 347284), (798, 322478), (942, 273182), (948, 271453), (988, 260463), (1027, 250572), (1092, 235657), (1099, 234156), (1106, 232674), (1482, 173642), (1501, 171444), (1596, 161239), (1659, 155116), (1729, 148836), (1884, 136591), (2041, 126084), (2054, 125286), (2198, 117078), (2212, 116337), (2964, 86821), (2983, 86268), (3002, 85722), (3081, 83524), (3297, 78052), (3318, 77558), (3458, 74418), (4082, 63042), (4108, 62643), (4396, 58539), (4503, 57148), (5187, 49612), (5966, 43134), (6004, 42861), (6123, 42028), (6162, 41762), (6594, 39026), (6636, 38779), (6916, 37209), (7189, 35796), (8164, 31521), (8949, 28756), (9006, 28574), (10374, 24806), (10507, 24492), (11932, 21567), (12246, 21014), (12324, 20881), (12403, 20748), (13188, 19513), (14287, 18012), (14378, 17898)]