1279187536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{659}}^1$

素因数の和:988

約数の個数: 80

約数和(自身を含む): 2784196800

約数和(自身を除く): 1505009264

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 269, 328, 451, 538, 656, 659, 902, 1076, 1318, 1804, 2152, 2636, 2959, 3608, 4304, 5272, 5918, 7216, 7249, 10544, 11029, 11836, 14498, 22058, 23672, 27019, 28996, 44116, 47344, 54038, 57992, 88232, 108076, 115984, 121319, 176464, 177271, 216152, 242638, 297209, 354542, 432304, 485276, 594418, 709084, 970552, 1188836, 1418168, 1941104, 1949981, 2377672, 2836336, 3899962, 4755344, 7268111, 7799924, 14536222, 15599848, 29072444, 31199696, 58144888, 79949221, 116289776, 159898442, 319796884, 639593768, 1279187536]

約数ペア:

[(1, 1279187536), (2, 639593768), (4, 319796884), (8, 159898442), (11, 116289776), (16, 79949221), (22, 58144888), (41, 31199696), (44, 29072444), (82, 15599848), (88, 14536222), (164, 7799924), (176, 7268111), (269, 4755344), (328, 3899962), (451, 2836336), (538, 2377672), (656, 1949981), (659, 1941104), (902, 1418168), (1076, 1188836), (1318, 970552), (1804, 709084), (2152, 594418), (2636, 485276), (2959, 432304), (3608, 354542), (4304, 297209), (5272, 242638), (5918, 216152), (7216, 177271), (7249, 176464), (10544, 121319), (11029, 115984), (11836, 108076), (14498, 88232), (22058, 57992), (23672, 54038), (27019, 47344), (28996, 44116)]