138909512

素因数分解:

$2^3\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 331776000

約数和(自身を除く): 192866488

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 49, 56, 62, 71, 92, 98, 124, 142, 161, 184, 196, 217, 248, 284, 322, 343, 392, 434, 497, 568, 644, 686, 713, 868, 994, 1127, 1288, 1372, 1426, 1519, 1633, 1736, 1988, 2201, 2254, 2744, 2852, 3038, 3266, 3479, 3976, 4402, 4508, 4991, 5704, 6076, 6532, 6958, 7889, 8804, 9016, 9982, 10633, 11431, 12152, 13064, 13916, 15407, 15778, 17608, 19964, 21266, 22862, 24353, 27832, 30814, 31556, 34937, 39928, 42532, 45724, 48706, 50623, 61628, 63112, 69874, 80017, 85064, 91448, 97412, 101246, 107849, 123256, 139748, 160034, 194824, 202492, 215698, 244559, 279496, 320068, 354361, 404984, 431396, 489118, 560119, 640136, 708722, 754943, 862792, 978236, 1120238, 1417444, 1509886, 1956472, 2240476, 2480527, 2834888, 3019772, 4480952, 4961054, 6039544, 9922108, 17363689, 19844216, 34727378, 69454756, 138909512]

約数ペア:

[(1, 138909512), (2, 69454756), (4, 34727378), (7, 19844216), (8, 17363689), (14, 9922108), (23, 6039544), (28, 4961054), (31, 4480952), (46, 3019772), (49, 2834888), (56, 2480527), (62, 2240476), (71, 1956472), (92, 1509886), (98, 1417444), (124, 1120238), (142, 978236), (161, 862792), (184, 754943), (196, 708722), (217, 640136), (248, 560119), (284, 489118), (322, 431396), (343, 404984), (392, 354361), (434, 320068), (497, 279496), (568, 244559), (644, 215698), (686, 202492), (713, 194824), (868, 160034), (994, 139748), (1127, 123256), (1288, 107849), (1372, 101246), (1426, 97412), (1519, 91448), (1633, 85064), (1736, 80017), (1988, 69874), (2201, 63112), (2254, 61628), (2744, 50623), (2852, 48706), (3038, 45724), (3266, 42532), (3479, 39928), (3976, 34937), (4402, 31556), (4508, 30814), (4991, 27832), (5704, 24353), (6076, 22862), (6532, 21266), (6958, 19964), (7889, 17608), (8804, 15778), (9016, 15407), (9982, 13916), (10633, 13064), (11431, 12152)]