671721288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1657}}^1$

素因数の和:1819

約数の個数: 128

約数和(自身を含む): 2037350400

約数和(自身を除く): 1365629112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 127, 133, 152, 168, 228, 254, 266, 381, 399, 456, 508, 532, 762, 798, 889, 1016, 1064, 1524, 1596, 1657, 1778, 2413, 2667, 3048, 3192, 3314, 3556, 4826, 4971, 5334, 6628, 7112, 7239, 9652, 9942, 10668, 11599, 13256, 14478, 16891, 19304, 19884, 21336, 23198, 28956, 31483, 33782, 34797, 39768, 46396, 50673, 57912, 62966, 67564, 69594, 92792, 94449, 101346, 125932, 135128, 139188, 188898, 202692, 210439, 220381, 251864, 278376, 377796, 405384, 420878, 440762, 631317, 661143, 755592, 841756, 881524, 1262634, 1322286, 1473073, 1683512, 1763048, 2525268, 2644572, 2946146, 3998341, 4419219, 5050536, 5289144, 5892292, 7996682, 8838438, 11784584, 11995023, 15993364, 17676876, 23990046, 27988387, 31986728, 35353752, 47980092, 55976774, 83965161, 95960184, 111953548, 167930322, 223907096, 335860644, 671721288]

約数ペア:

[(1, 671721288), (2, 335860644), (3, 223907096), (4, 167930322), (6, 111953548), (7, 95960184), (8, 83965161), (12, 55976774), (14, 47980092), (19, 35353752), (21, 31986728), (24, 27988387), (28, 23990046), (38, 17676876), (42, 15993364), (56, 11995023), (57, 11784584), (76, 8838438), (84, 7996682), (114, 5892292), (127, 5289144), (133, 5050536), (152, 4419219), (168, 3998341), (228, 2946146), (254, 2644572), (266, 2525268), (381, 1763048), (399, 1683512), (456, 1473073), (508, 1322286), (532, 1262634), (762, 881524), (798, 841756), (889, 755592), (1016, 661143), (1064, 631317), (1524, 440762), (1596, 420878), (1657, 405384), (1778, 377796), (2413, 278376), (2667, 251864), (3048, 220381), (3192, 210439), (3314, 202692), (3556, 188898), (4826, 139188), (4971, 135128), (5334, 125932), (6628, 101346), (7112, 94449), (7239, 92792), (9652, 69594), (9942, 67564), (10668, 62966), (11599, 57912), (13256, 50673), (14478, 46396), (16891, 39768), (19304, 34797), (19884, 33782), (21336, 31483), (23198, 28956)]