1855145152

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^3\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 112

約数和(自身を含む): 4378716160

約数和(自身を除く): 2523571008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 139, 217, 224, 248, 278, 434, 448, 496, 556, 868, 961, 973, 992, 1112, 1736, 1922, 1946, 1984, 2224, 3472, 3844, 3892, 4309, 4448, 6727, 6944, 7688, 7784, 8618, 8896, 13454, 13888, 15376, 15568, 17236, 26908, 29791, 30163, 30752, 31136, 34472, 53816, 59582, 60326, 61504, 62272, 68944, 107632, 119164, 120652, 133579, 137888, 208537, 215264, 238328, 241304, 267158, 275776, 417074, 430528, 476656, 482608, 534316, 834148, 935053, 953312, 965216, 1068632, 1668296, 1870106, 1906624, 1930432, 2137264, 3336592, 3740212, 4140949, 4274528, 6673184, 7480424, 8281898, 8549056, 13346368, 14960848, 16563796, 28986643, 29921696, 33127592, 57973286, 59843392, 66255184, 115946572, 132510368, 231893144, 265020736, 463786288, 927572576, 1855145152]

約数ペア:

[(1, 1855145152), (2, 927572576), (4, 463786288), (7, 265020736), (8, 231893144), (14, 132510368), (16, 115946572), (28, 66255184), (31, 59843392), (32, 57973286), (56, 33127592), (62, 29921696), (64, 28986643), (112, 16563796), (124, 14960848), (139, 13346368), (217, 8549056), (224, 8281898), (248, 7480424), (278, 6673184), (434, 4274528), (448, 4140949), (496, 3740212), (556, 3336592), (868, 2137264), (961, 1930432), (973, 1906624), (992, 1870106), (1112, 1668296), (1736, 1068632), (1922, 965216), (1946, 953312), (1984, 935053), (2224, 834148), (3472, 534316), (3844, 482608), (3892, 476656), (4309, 430528), (4448, 417074), (6727, 275776), (6944, 267158), (7688, 241304), (7784, 238328), (8618, 215264), (8896, 208537), (13454, 137888), (13888, 133579), (15376, 120652), (15568, 119164), (17236, 107632), (26908, 68944), (29791, 62272), (30163, 61504), (30752, 60326), (31136, 59582), (34472, 53816)]