208779984

素因数分解:

$2^4\times 3^3\times 7^3\times {\mathrm{1409}}^1$

素因数の和:1447

約数の個数: 160

約数和(自身を含む): 699360000

約数和(自身を除く): 490580016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 343, 378, 392, 432, 441, 504, 588, 686, 756, 784, 882, 1008, 1029, 1176, 1323, 1372, 1409, 1512, 1764, 2058, 2352, 2646, 2744, 2818, 3024, 3087, 3528, 4116, 4227, 5292, 5488, 5636, 6174, 7056, 8232, 8454, 9261, 9863, 10584, 11272, 12348, 12681, 16464, 16908, 18522, 19726, 21168, 22544, 24696, 25362, 29589, 33816, 37044, 38043, 39452, 49392, 50724, 59178, 67632, 69041, 74088, 76086, 78904, 88767, 101448, 118356, 138082, 148176, 152172, 157808, 177534, 202896, 207123, 236712, 266301, 276164, 304344, 355068, 414246, 473424, 483287, 532602, 552328, 608688, 621369, 710136, 828492, 966574, 1065204, 1104656, 1242738, 1420272, 1449861, 1656984, 1864107, 1933148, 2130408, 2485476, 2899722, 3313968, 3728214, 3866296, 4260816, 4349583, 4970952, 5799444, 7456428, 7732592, 8699166, 9941904, 11598888, 13048749, 14912856, 17398332, 23197776, 26097498, 29825712, 34796664, 52194996, 69593328, 104389992, 208779984]

約数ペア:

[(1, 208779984), (2, 104389992), (3, 69593328), (4, 52194996), (6, 34796664), (7, 29825712), (8, 26097498), (9, 23197776), (12, 17398332), (14, 14912856), (16, 13048749), (18, 11598888), (21, 9941904), (24, 8699166), (27, 7732592), (28, 7456428), (36, 5799444), (42, 4970952), (48, 4349583), (49, 4260816), (54, 3866296), (56, 3728214), (63, 3313968), (72, 2899722), (84, 2485476), (98, 2130408), (108, 1933148), (112, 1864107), (126, 1656984), (144, 1449861), (147, 1420272), (168, 1242738), (189, 1104656), (196, 1065204), (216, 966574), (252, 828492), (294, 710136), (336, 621369), (343, 608688), (378, 552328), (392, 532602), (432, 483287), (441, 473424), (504, 414246), (588, 355068), (686, 304344), (756, 276164), (784, 266301), (882, 236712), (1008, 207123), (1029, 202896), (1176, 177534), (1323, 157808), (1372, 152172), (1409, 148176), (1512, 138082), (1764, 118356), (2058, 101448), (2352, 88767), (2646, 78904), (2744, 76086), (2818, 74088), (3024, 69041), (3087, 67632), (3528, 59178), (4116, 50724), (4227, 49392), (5292, 39452), (5488, 38043), (5636, 37044), (6174, 33816), (7056, 29589), (8232, 25362), (8454, 24696), (9261, 22544), (9863, 21168), (10584, 19726), (11272, 18522), (12348, 16908), (12681, 16464)]