290116352

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 604369920

約数和(自身を除く): 314253568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 248, 256, 263, 278, 496, 526, 556, 992, 1052, 1112, 1984, 2104, 2224, 3968, 4208, 4309, 4448, 7936, 8153, 8416, 8618, 8896, 16306, 16832, 17236, 17792, 32612, 33664, 34472, 35584, 36557, 65224, 67328, 68944, 73114, 130448, 137888, 146228, 260896, 275776, 292456, 521792, 551552, 584912, 1043584, 1103104, 1133267, 1169824, 2087168, 2266534, 2339648, 4533068, 4679296, 9066136, 9358592, 18132272, 36264544, 72529088, 145058176, 290116352]

約数ペア:

[(1, 290116352), (2, 145058176), (4, 72529088), (8, 36264544), (16, 18132272), (31, 9358592), (32, 9066136), (62, 4679296), (64, 4533068), (124, 2339648), (128, 2266534), (139, 2087168), (248, 1169824), (256, 1133267), (263, 1103104), (278, 1043584), (496, 584912), (526, 551552), (556, 521792), (992, 292456), (1052, 275776), (1112, 260896), (1984, 146228), (2104, 137888), (2224, 130448), (3968, 73114), (4208, 68944), (4309, 67328), (4448, 65224), (7936, 36557), (8153, 35584), (8416, 34472), (8618, 33664), (8896, 32612), (16306, 17792), (16832, 17236)]