71721216

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{4447}}^1$

素因数の和:4476

約数の個数: 108

約数和(自身を含む): 236384512

約数和(自身を除く): 164663296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 4447, 5376, 8064, 8894, 13341, 16128, 17788, 26682, 31129, 35576, 40023, 53364, 62258, 71152, 80046, 93387, 106728, 124516, 142304, 160092, 186774, 213456, 249032, 280161, 284608, 320184, 373548, 426912, 498064, 560322, 569216, 640368, 747096, 853824, 996128, 1120644, 1138432, 1280736, 1494192, 1707648, 1992256, 2241288, 2561472, 2988384, 3415296, 3984512, 4482576, 5122944, 5976768, 7969024, 8965152, 10245888, 11953536, 17930304, 23907072, 35860608, 71721216]

約数ペア:

[(1, 71721216), (2, 35860608), (3, 23907072), (4, 17930304), (6, 11953536), (7, 10245888), (8, 8965152), (9, 7969024), (12, 5976768), (14, 5122944), (16, 4482576), (18, 3984512), (21, 3415296), (24, 2988384), (28, 2561472), (32, 2241288), (36, 1992256), (42, 1707648), (48, 1494192), (56, 1280736), (63, 1138432), (64, 1120644), (72, 996128), (84, 853824), (96, 747096), (112, 640368), (126, 569216), (128, 560322), (144, 498064), (168, 426912), (192, 373548), (224, 320184), (252, 284608), (256, 280161), (288, 249032), (336, 213456), (384, 186774), (448, 160092), (504, 142304), (576, 124516), (672, 106728), (768, 93387), (896, 80046), (1008, 71152), (1152, 62258), (1344, 53364), (1792, 40023), (2016, 35576), (2304, 31129), (2688, 26682), (4032, 17788), (4447, 16128), (5376, 13341), (8064, 8894)]