1280961792

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^1\times {\mathrm{50543}}^1$

素因数の和:50576

約数の個数: 108

約数和(自身を含む): 4029165504

約数和(自身を除く): 2748203712

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 528, 576, 704, 768, 792, 1056, 1152, 1408, 1584, 2112, 2304, 2816, 3168, 4224, 6336, 8448, 12672, 25344, 50543, 101086, 151629, 202172, 303258, 404344, 454887, 555973, 606516, 808688, 909774, 1111946, 1213032, 1617376, 1667919, 1819548, 2223892, 2426064, 3234752, 3335838, 3639096, 4447784, 4852128, 5003757, 6469504, 6671676, 7278192, 8895568, 9704256, 10007514, 12939008, 13343352, 14556384, 17791136, 19408512, 20015028, 26686704, 29112768, 35582272, 38817024, 40030056, 53373408, 58225536, 71164544, 80060112, 106746816, 116451072, 142329088, 160120224, 213493632, 320240448, 426987264, 640480896, 1280961792]

約数ペア:

[(1, 1280961792), (2, 640480896), (3, 426987264), (4, 320240448), (6, 213493632), (8, 160120224), (9, 142329088), (11, 116451072), (12, 106746816), (16, 80060112), (18, 71164544), (22, 58225536), (24, 53373408), (32, 40030056), (33, 38817024), (36, 35582272), (44, 29112768), (48, 26686704), (64, 20015028), (66, 19408512), (72, 17791136), (88, 14556384), (96, 13343352), (99, 12939008), (128, 10007514), (132, 9704256), (144, 8895568), (176, 7278192), (192, 6671676), (198, 6469504), (256, 5003757), (264, 4852128), (288, 4447784), (352, 3639096), (384, 3335838), (396, 3234752), (528, 2426064), (576, 2223892), (704, 1819548), (768, 1667919), (792, 1617376), (1056, 1213032), (1152, 1111946), (1408, 909774), (1584, 808688), (2112, 606516), (2304, 555973), (2816, 454887), (3168, 404344), (4224, 303258), (6336, 202172), (8448, 151629), (12672, 101086), (25344, 50543)]