249989208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2157

約数の個数: 128

約数和(自身を含む): 769720320

約数和(自身を除く): 519731112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 31, 42, 46, 56, 62, 69, 84, 92, 93, 124, 138, 161, 168, 184, 186, 217, 248, 276, 322, 372, 434, 483, 552, 644, 651, 713, 744, 868, 966, 1288, 1302, 1426, 1736, 1932, 2087, 2139, 2604, 2852, 3864, 4174, 4278, 4991, 5208, 5704, 6261, 8348, 8556, 9982, 12522, 14609, 14973, 16696, 17112, 19964, 25044, 29218, 29946, 39928, 43827, 48001, 50088, 58436, 59892, 64697, 87654, 96002, 116872, 119784, 129394, 144003, 175308, 192004, 194091, 258788, 288006, 336007, 350616, 384008, 388182, 452879, 517576, 576012, 672014, 776364, 905758, 1008021, 1152024, 1344028, 1358637, 1488031, 1552728, 1811516, 2016042, 2688056, 2717274, 2976062, 3623032, 4032084, 4464093, 5434548, 5952124, 8064168, 8928186, 10416217, 10869096, 11904248, 17856372, 20832434, 31248651, 35712744, 41664868, 62497302, 83329736, 124994604, 249989208]

約数ペア:

[(1, 249989208), (2, 124994604), (3, 83329736), (4, 62497302), (6, 41664868), (7, 35712744), (8, 31248651), (12, 20832434), (14, 17856372), (21, 11904248), (23, 10869096), (24, 10416217), (28, 8928186), (31, 8064168), (42, 5952124), (46, 5434548), (56, 4464093), (62, 4032084), (69, 3623032), (84, 2976062), (92, 2717274), (93, 2688056), (124, 2016042), (138, 1811516), (161, 1552728), (168, 1488031), (184, 1358637), (186, 1344028), (217, 1152024), (248, 1008021), (276, 905758), (322, 776364), (372, 672014), (434, 576012), (483, 517576), (552, 452879), (644, 388182), (651, 384008), (713, 350616), (744, 336007), (868, 288006), (966, 258788), (1288, 194091), (1302, 192004), (1426, 175308), (1736, 144003), (1932, 129394), (2087, 119784), (2139, 116872), (2604, 96002), (2852, 87654), (3864, 64697), (4174, 59892), (4278, 58436), (4991, 50088), (5208, 48001), (5704, 43827), (6261, 39928), (8348, 29946), (8556, 29218), (9982, 25044), (12522, 19964), (14609, 17112), (14973, 16696)]