478747136

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 120

約数和(自身を含む): 1137739680

約数和(自身を除く): 658992544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 139, 217, 224, 248, 256, 278, 434, 448, 496, 512, 556, 868, 896, 961, 973, 992, 1112, 1736, 1792, 1922, 1946, 1984, 2224, 3472, 3584, 3844, 3892, 3968, 4309, 4448, 6727, 6944, 7688, 7784, 7936, 8618, 8896, 13454, 13888, 15376, 15568, 15872, 17236, 17792, 26908, 27776, 30163, 30752, 31136, 34472, 35584, 53816, 55552, 60326, 61504, 62272, 68944, 71168, 107632, 111104, 120652, 123008, 124544, 133579, 137888, 215264, 241304, 246016, 249088, 267158, 275776, 430528, 482608, 492032, 498176, 534316, 551552, 861056, 935053, 965216, 1068632, 1103104, 1722112, 1870106, 1930432, 2137264, 2206208, 3444224, 3740212, 3860864, 4274528, 7480424, 7721728, 8549056, 14960848, 15443456, 17098112, 29921696, 34196224, 59843392, 68392448, 119686784, 239373568, 478747136]

約数ペア:

[(1, 478747136), (2, 239373568), (4, 119686784), (7, 68392448), (8, 59843392), (14, 34196224), (16, 29921696), (28, 17098112), (31, 15443456), (32, 14960848), (56, 8549056), (62, 7721728), (64, 7480424), (112, 4274528), (124, 3860864), (128, 3740212), (139, 3444224), (217, 2206208), (224, 2137264), (248, 1930432), (256, 1870106), (278, 1722112), (434, 1103104), (448, 1068632), (496, 965216), (512, 935053), (556, 861056), (868, 551552), (896, 534316), (961, 498176), (973, 492032), (992, 482608), (1112, 430528), (1736, 275776), (1792, 267158), (1922, 249088), (1946, 246016), (1984, 241304), (2224, 215264), (3472, 137888), (3584, 133579), (3844, 124544), (3892, 123008), (3968, 120652), (4309, 111104), (4448, 107632), (6727, 71168), (6944, 68944), (7688, 62272), (7784, 61504), (7936, 60326), (8618, 55552), (8896, 53816), (13454, 35584), (13888, 34472), (15376, 31136), (15568, 30752), (15872, 30163), (17236, 27776), (17792, 26908)]