71839222.000000000

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 786530304

約数和(自身を除く): 496593876

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 127, 186, 204, 228, 254, 323, 361, 372, 381, 508, 527, 589, 646, 722, 762, 969, 1054, 1083, 1178, 1292, 1444, 1524, 1581, 1767, 1938, 2108, 2159, 2166, 2356, 2413, 3162, 3534, 3876, 3937, 4318, 4332, 4826, 6137, 6324, 6477, 7068, 7239, 7874, 8636, 9652, 10013, 11191, 11811, 12274, 12954, 14478, 15748, 18411, 20026, 22382, 23622, 24548, 25908, 28956, 30039, 33573, 36822, 40052, 41021, 44764, 45847, 47244, 60078, 66929, 67146, 73644, 74803, 82042, 91694, 120156, 123063, 133858, 134292, 137541, 149606, 164084, 183388, 190247, 200787, 224409, 246126, 267716, 275082, 299212, 380494, 401574, 448818, 492252, 550164, 570741, 760988, 779399, 803148, 897636, 1141482, 1271651, 1421257, 1558798, 2282964, 2338197, 2543302, 2842514, 3117596, 3814953, 4263771, 4676394, 5086604, 5685028, 7629906, 8527542, 9352788, 15259812, 17055084, 24161369, 48322738, 72484107, 96645476, 144968214, 289936428]

約数ペア:

[(1, 289936428), (2, 144968214), (3, 96645476), (4, 72484107), (6, 48322738), (12, 24161369), (17, 17055084), (19, 15259812), (31, 9352788), (34, 8527542), (38, 7629906), (51, 5685028), (57, 5086604), (62, 4676394), (68, 4263771), (76, 3814953), (93, 3117596), (102, 2842514), (114, 2543302), (124, 2338197), (127, 2282964), (186, 1558798), (204, 1421257), (228, 1271651), (254, 1141482), (323, 897636), (361, 803148), (372, 779399), (381, 760988), (508, 570741), (527, 550164), (589, 492252), (646, 448818), (722, 401574), (762, 380494), (969, 299212), (1054, 275082), (1083, 267716), (1178, 246126), (1292, 224409), (1444, 200787), (1524, 190247), (1581, 183388), (1767, 164084), (1938, 149606), (2108, 137541), (2159, 134292), (2166, 133858), (2356, 123063), (2413, 120156), (3162, 91694), (3534, 82042), (3876, 74803), (3937, 73644), (4318, 67146), (4332, 66929), (4826, 60078), (6137, 47244), (6324, 45847), (6477, 44764), (7068, 41021), (7239, 40052), (7874, 36822), (8636, 33573), (9652, 30039), (10013, 28956), (11191, 25908), (11811, 24548), (12274, 23622), (12954, 22382), (14478, 20026), (15748, 18411)]