71316864

素因数分解:

$2^7\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2048

約数の個数: 96

約数和(自身を含む): 211947840

約数和(自身を除く): 140630976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 279, 288, 372, 384, 496, 558, 576, 744, 992, 1116, 1152, 1488, 1984, 1997, 2232, 2976, 3968, 3994, 4464, 5952, 5991, 7988, 8928, 11904, 11982, 15976, 17856, 17973, 23964, 31952, 35712, 35946, 47928, 61907, 63904, 71892, 95856, 123814, 127808, 143784, 185721, 191712, 247628, 255616, 287568, 371442, 383424, 495256, 557163, 575136, 742884, 766848, 990512, 1114326, 1150272, 1485768, 1981024, 2228652, 2300544, 2971536, 3962048, 4457304, 5943072, 7924096, 8914608, 11886144, 17829216, 23772288, 35658432, 71316864]

約数ペア:

[(1, 71316864), (2, 35658432), (3, 23772288), (4, 17829216), (6, 11886144), (8, 8914608), (9, 7924096), (12, 5943072), (16, 4457304), (18, 3962048), (24, 2971536), (31, 2300544), (32, 2228652), (36, 1981024), (48, 1485768), (62, 1150272), (64, 1114326), (72, 990512), (93, 766848), (96, 742884), (124, 575136), (128, 557163), (144, 495256), (186, 383424), (192, 371442), (248, 287568), (279, 255616), (288, 247628), (372, 191712), (384, 185721), (496, 143784), (558, 127808), (576, 123814), (744, 95856), (992, 71892), (1116, 63904), (1152, 61907), (1488, 47928), (1984, 35946), (1997, 35712), (2232, 31952), (2976, 23964), (3968, 17973), (3994, 17856), (4464, 15976), (5952, 11982), (5991, 11904), (7988, 8928)]