218366720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1238

約数の個数: 144

約数和(自身を含む): 615015072

約数和(自身を除く): 396648352

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 256, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 1040, 1144, 1193, 1280, 1408, 1430, 1664, 1760, 2080, 2288, 2386, 2816, 2860, 3328, 3520, 4160, 4576, 4772, 5720, 5965, 7040, 8320, 9152, 9544, 11440, 11930, 13123, 14080, 15509, 16640, 18304, 19088, 22880, 23860, 26246, 31018, 36608, 38176, 45760, 47720, 52492, 62036, 65615, 76352, 77545, 91520, 95440, 104984, 124072, 131230, 152704, 155090, 170599, 183040, 190880, 209968, 248144, 262460, 305408, 310180, 341198, 381760, 419936, 496288, 524920, 620360, 682396, 763520, 839872, 852995, 992576, 1049840, 1240720, 1364792, 1527040, 1679744, 1705990, 1985152, 2099680, 2481440, 2729584, 3359488, 3411980, 3970304, 4199360, 4962880, 5459168, 6823960, 8398720, 9925760, 10918336, 13647920, 16797440, 19851520, 21836672, 27295840, 43673344, 54591680, 109183360, 218366720]

約数ペア:

[(1, 218366720), (2, 109183360), (4, 54591680), (5, 43673344), (8, 27295840), (10, 21836672), (11, 19851520), (13, 16797440), (16, 13647920), (20, 10918336), (22, 9925760), (26, 8398720), (32, 6823960), (40, 5459168), (44, 4962880), (52, 4199360), (55, 3970304), (64, 3411980), (65, 3359488), (80, 2729584), (88, 2481440), (104, 2099680), (110, 1985152), (128, 1705990), (130, 1679744), (143, 1527040), (160, 1364792), (176, 1240720), (208, 1049840), (220, 992576), (256, 852995), (260, 839872), (286, 763520), (320, 682396), (352, 620360), (416, 524920), (440, 496288), (520, 419936), (572, 381760), (640, 341198), (704, 310180), (715, 305408), (832, 262460), (880, 248144), (1040, 209968), (1144, 190880), (1193, 183040), (1280, 170599), (1408, 155090), (1430, 152704), (1664, 131230), (1760, 124072), (2080, 104984), (2288, 95440), (2386, 91520), (2816, 77545), (2860, 76352), (3328, 65615), (3520, 62036), (4160, 52492), (4576, 47720), (4772, 45760), (5720, 38176), (5965, 36608), (7040, 31018), (8320, 26246), (9152, 23860), (9544, 22880), (11440, 19088), (11930, 18304), (13123, 16640), (14080, 15509)]