638809788162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{309437}}^1$

素因数の和:309680

約数の個数: 128

約数和(自身を含む): 1663538688000

約数和(自身を除く): 1024728899838

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 199, 247, 266, 273, 398, 399, 494, 546, 597, 741, 798, 1194, 1393, 1482, 1729, 2587, 2786, 3458, 3781, 4179, 5174, 5187, 7562, 7761, 8358, 10374, 11343, 15522, 18109, 22686, 26467, 36218, 49153, 52934, 54327, 79401, 98306, 108654, 147459, 158802, 294918, 309437, 344071, 618874, 688142, 928311, 1032213, 1856622, 2064426, 2166059, 4022681, 4332118, 5879303, 6498177, 8045362, 11758606, 12068043, 12996354, 17637909, 24136086, 28158767, 35275818, 41155121, 56317534, 61577963, 76430939, 82310242, 84476301, 123155926, 123465363, 152861878, 168952602, 184733889, 229292817, 246930726, 369467778, 431045741, 458585634, 535016573, 800513519, 862091482, 1070033146, 1169981297, 1293137223, 1601027038, 1605049719, 2339962594, 2401540557, 2586274446, 3210099438, 3509943891, 4803081114, 5603594633, 7019887782, 8189869079, 11207189266, 15209756861, 16379738158, 16810783899, 24569607237, 30419513722, 33621567798, 45629270583, 49139214474, 91258541166, 106468298027, 212936596054, 319404894081, 638809788162]

約数ペア:

[(1, 638809788162), (2, 319404894081), (3, 212936596054), (6, 106468298027), (7, 91258541166), (13, 49139214474), (14, 45629270583), (19, 33621567798), (21, 30419513722), (26, 24569607237), (38, 16810783899), (39, 16379738158), (42, 15209756861), (57, 11207189266), (78, 8189869079), (91, 7019887782), (114, 5603594633), (133, 4803081114), (182, 3509943891), (199, 3210099438), (247, 2586274446), (266, 2401540557), (273, 2339962594), (398, 1605049719), (399, 1601027038), (494, 1293137223), (546, 1169981297), (597, 1070033146), (741, 862091482), (798, 800513519), (1194, 535016573), (1393, 458585634), (1482, 431045741), (1729, 369467778), (2587, 246930726), (2786, 229292817), (3458, 184733889), (3781, 168952602), (4179, 152861878), (5174, 123465363), (5187, 123155926), (7562, 84476301), (7761, 82310242), (8358, 76430939), (10374, 61577963), (11343, 56317534), (15522, 41155121), (18109, 35275818), (22686, 28158767), (26467, 24136086), (36218, 17637909), (49153, 12996354), (52934, 12068043), (54327, 11758606), (79401, 8045362), (98306, 6498177), (108654, 5879303), (147459, 4332118), (158802, 4022681), (294918, 2166059), (309437, 2064426), (344071, 1856622), (618874, 1032213), (688142, 928311)]