138342960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{27449}}^1$

素因数の和:27475

約数の個数: 120

約数和(自身を含む): 530992800

約数和(自身を除く): 392649840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 27449, 54898, 82347, 109796, 137245, 164694, 192143, 219592, 247041, 274490, 329388, 384286, 411735, 439184, 494082, 548980, 576429, 658776, 768572, 823470, 960715, 988164, 1097960, 1152858, 1235205, 1317552, 1537144, 1646940, 1729287, 1921430, 1976328, 2195920, 2305716, 2470410, 2882145, 3074288, 3293880, 3458574, 3842860, 3952656, 4611432, 4940820, 5764290, 6587760, 6917148, 7685720, 8646435, 9222864, 9881640, 11528580, 13834296, 15371440, 17292870, 19763280, 23057160, 27668592, 34585740, 46114320, 69171480, 138342960]

約数ペア:

[(1, 138342960), (2, 69171480), (3, 46114320), (4, 34585740), (5, 27668592), (6, 23057160), (7, 19763280), (8, 17292870), (9, 15371440), (10, 13834296), (12, 11528580), (14, 9881640), (15, 9222864), (16, 8646435), (18, 7685720), (20, 6917148), (21, 6587760), (24, 5764290), (28, 4940820), (30, 4611432), (35, 3952656), (36, 3842860), (40, 3458574), (42, 3293880), (45, 3074288), (48, 2882145), (56, 2470410), (60, 2305716), (63, 2195920), (70, 1976328), (72, 1921430), (80, 1729287), (84, 1646940), (90, 1537144), (105, 1317552), (112, 1235205), (120, 1152858), (126, 1097960), (140, 988164), (144, 960715), (168, 823470), (180, 768572), (210, 658776), (240, 576429), (252, 548980), (280, 494082), (315, 439184), (336, 411735), (360, 384286), (420, 329388), (504, 274490), (560, 247041), (630, 219592), (720, 192143), (840, 164694), (1008, 137245), (1260, 109796), (1680, 82347), (2520, 54898), (5040, 27449)]