2051255178

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:514

約数の個数: 160

約数和(自身を含む): 5415379200

約数和(自身を除く): 3364124022

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 73, 81, 126, 142, 146, 162, 189, 213, 219, 349, 378, 426, 438, 497, 511, 567, 639, 657, 698, 994, 1022, 1047, 1134, 1278, 1314, 1491, 1533, 1917, 1971, 2094, 2443, 2982, 3066, 3141, 3834, 3942, 4473, 4599, 4886, 5183, 5751, 5913, 6282, 7329, 8946, 9198, 9423, 10366, 11502, 11826, 13419, 13797, 14658, 15549, 18846, 21987, 24779, 25477, 26838, 27594, 28269, 31098, 36281, 40257, 41391, 43974, 46647, 49558, 50954, 56538, 65961, 72562, 74337, 76431, 80514, 82782, 93294, 108843, 131922, 139941, 148674, 152862, 173453, 178339, 197883, 217686, 223011, 229293, 279882, 326529, 346906, 356678, 395766, 419823, 446022, 458586, 520359, 535017, 653058, 669033, 687879, 839646, 979587, 1040718, 1070034, 1338066, 1375758, 1561077, 1605051, 1808867, 1959174, 2007099, 2063637, 2938761, 3122154, 3210102, 3617734, 4014198, 4127274, 4683231, 4815153, 5426601, 5877522, 9366462, 9630306, 10853202, 12662069, 14049693, 14445459, 16279803, 25324138, 28099386, 28890918, 32559606, 37986207, 48839409, 75972414, 97678818, 113958621, 146518227, 227917242, 293036454, 341875863, 683751726, 1025627589, 2051255178]

約数ペア:

[(1, 2051255178), (2, 1025627589), (3, 683751726), (6, 341875863), (7, 293036454), (9, 227917242), (14, 146518227), (18, 113958621), (21, 97678818), (27, 75972414), (42, 48839409), (54, 37986207), (63, 32559606), (71, 28890918), (73, 28099386), (81, 25324138), (126, 16279803), (142, 14445459), (146, 14049693), (162, 12662069), (189, 10853202), (213, 9630306), (219, 9366462), (349, 5877522), (378, 5426601), (426, 4815153), (438, 4683231), (497, 4127274), (511, 4014198), (567, 3617734), (639, 3210102), (657, 3122154), (698, 2938761), (994, 2063637), (1022, 2007099), (1047, 1959174), (1134, 1808867), (1278, 1605051), (1314, 1561077), (1491, 1375758), (1533, 1338066), (1917, 1070034), (1971, 1040718), (2094, 979587), (2443, 839646), (2982, 687879), (3066, 669033), (3141, 653058), (3834, 535017), (3942, 520359), (4473, 458586), (4599, 446022), (4886, 419823), (5183, 395766), (5751, 356678), (5913, 346906), (6282, 326529), (7329, 279882), (8946, 229293), (9198, 223011), (9423, 217686), (10366, 197883), (11502, 178339), (11826, 173453), (13419, 152862), (13797, 148674), (14658, 139941), (15549, 131922), (18846, 108843), (21987, 93294), (24779, 82782), (25477, 80514), (26838, 76431), (27594, 74337), (28269, 72562), (31098, 65961), (36281, 56538), (40257, 50954), (41391, 49558), (43974, 46647)]