388612864

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 797814080

約数和(自身を除く): 409201216

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 139, 163, 256, 268, 278, 326, 536, 556, 652, 1072, 1112, 1304, 2144, 2224, 2608, 4288, 4448, 5216, 8576, 8896, 9313, 10432, 10921, 17152, 17792, 18626, 20864, 21842, 22657, 35584, 37252, 41728, 43684, 45314, 74504, 87368, 90628, 149008, 174736, 181256, 298016, 349472, 362512, 596032, 698944, 725024, 1192064, 1397888, 1450048, 1518019, 2384128, 2795776, 2900096, 3036038, 5800192, 6072076, 12144152, 24288304, 48576608, 97153216, 194306432, 388612864]

約数ペア:

[(1, 388612864), (2, 194306432), (4, 97153216), (8, 48576608), (16, 24288304), (32, 12144152), (64, 6072076), (67, 5800192), (128, 3036038), (134, 2900096), (139, 2795776), (163, 2384128), (256, 1518019), (268, 1450048), (278, 1397888), (326, 1192064), (536, 725024), (556, 698944), (652, 596032), (1072, 362512), (1112, 349472), (1304, 298016), (2144, 181256), (2224, 174736), (2608, 149008), (4288, 90628), (4448, 87368), (5216, 74504), (8576, 45314), (8896, 43684), (9313, 41728), (10432, 37252), (10921, 35584), (17152, 22657), (17792, 21842), (18626, 20864)]