18591398504

素因数分解:

$2^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:968

約数の個数: 128

約数和(自身を含む): 41870304000

約数和(自身を除く): 23278905496

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 257, 287, 328, 343, 392, 514, 574, 643, 686, 1028, 1148, 1286, 1372, 1799, 2009, 2056, 2296, 2572, 2744, 3598, 4018, 4501, 5144, 7196, 8036, 9002, 10537, 12593, 14063, 14392, 16072, 18004, 21074, 25186, 26363, 28126, 31507, 36008, 42148, 50372, 52726, 56252, 63014, 73759, 84296, 88151, 100744, 105452, 112504, 126028, 147518, 165251, 176302, 184541, 210904, 220549, 252056, 295036, 330502, 352604, 369082, 441098, 516313, 590072, 661004, 705208, 738164, 882196, 1032626, 1156757, 1291787, 1322008, 1476328, 1764392, 2065252, 2313514, 2583574, 3614191, 4130504, 4627028, 5167148, 6775291, 7228382, 8097299, 9042509, 9254056, 10334296, 13550582, 14456764, 16194598, 18085018, 27101164, 28913528, 32389196, 36170036, 47427037, 54202328, 56681093, 64778392, 72340072, 94854074, 113362186, 189708148, 226724372, 331989259, 379416296, 453448744, 663978518, 1327957036, 2323924813, 2655914072, 4647849626, 9295699252, 18591398504]

約数ペア:

[(1, 18591398504), (2, 9295699252), (4, 4647849626), (7, 2655914072), (8, 2323924813), (14, 1327957036), (28, 663978518), (41, 453448744), (49, 379416296), (56, 331989259), (82, 226724372), (98, 189708148), (164, 113362186), (196, 94854074), (257, 72340072), (287, 64778392), (328, 56681093), (343, 54202328), (392, 47427037), (514, 36170036), (574, 32389196), (643, 28913528), (686, 27101164), (1028, 18085018), (1148, 16194598), (1286, 14456764), (1372, 13550582), (1799, 10334296), (2009, 9254056), (2056, 9042509), (2296, 8097299), (2572, 7228382), (2744, 6775291), (3598, 5167148), (4018, 4627028), (4501, 4130504), (5144, 3614191), (7196, 2583574), (8036, 2313514), (9002, 2065252), (10537, 1764392), (12593, 1476328), (14063, 1322008), (14392, 1291787), (16072, 1156757), (18004, 1032626), (21074, 882196), (25186, 738164), (26363, 705208), (28126, 661004), (31507, 590072), (36008, 516313), (42148, 441098), (50372, 369082), (52726, 352604), (56252, 330502), (63014, 295036), (73759, 252056), (84296, 220549), (88151, 210904), (100744, 184541), (105452, 176302), (112504, 165251), (126028, 147518)]