426888004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 838918080

約数和(自身を除く): 412030076

約数列:

[1, 2, 4, 23, 29, 43, 46, 58, 61, 86, 92, 116, 122, 172, 244, 667, 989, 1247, 1334, 1403, 1769, 1978, 2494, 2623, 2668, 2806, 3538, 3721, 3956, 4988, 5246, 5612, 7076, 7442, 10492, 14884, 28681, 40687, 57362, 60329, 76067, 81374, 85583, 107909, 114724, 120658, 152134, 160003, 162748, 171166, 215818, 241316, 304268, 320006, 342332, 431636, 640012, 1749541, 2481907, 3499082, 3680069, 4640087, 4963814, 6998164, 7360138, 9280174, 9927628, 14720276, 18560348, 106722001, 213444002, 426888004]

約数ペア:

[(1, 426888004), (2, 213444002), (4, 106722001), (23, 18560348), (29, 14720276), (43, 9927628), (46, 9280174), (58, 7360138), (61, 6998164), (86, 4963814), (92, 4640087), (116, 3680069), (122, 3499082), (172, 2481907), (244, 1749541), (667, 640012), (989, 431636), (1247, 342332), (1334, 320006), (1403, 304268), (1769, 241316), (1978, 215818), (2494, 171166), (2623, 162748), (2668, 160003), (2806, 152134), (3538, 120658), (3721, 114724), (3956, 107909), (4988, 85583), (5246, 81374), (5612, 76067), (7076, 60329), (7442, 57362), (10492, 40687), (14884, 28681)]