264828536

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 645251400

約数和(自身を除く): 380422864

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 37, 38, 49, 56, 62, 74, 76, 98, 124, 133, 148, 152, 196, 217, 248, 259, 266, 296, 392, 434, 518, 532, 589, 703, 868, 931, 961, 1036, 1064, 1147, 1178, 1406, 1519, 1736, 1813, 1862, 1922, 2072, 2294, 2356, 2812, 3038, 3626, 3724, 3844, 4123, 4588, 4712, 4921, 5624, 6076, 6727, 7252, 7448, 7688, 8029, 8246, 9176, 9842, 12152, 13454, 14504, 16058, 16492, 18259, 19684, 21793, 26908, 28861, 32116, 32984, 34447, 35557, 36518, 39368, 43586, 47089, 53816, 56203, 57722, 64232, 68894, 71114, 73036, 87172, 94178, 112406, 115444, 127813, 137788, 142228, 146072, 152551, 174344, 188356, 224812, 230888, 248899, 255626, 275576, 284456, 305102, 376712, 449624, 497798, 511252, 610204, 675583, 894691, 995596, 1022504, 1067857, 1220408, 1351166, 1742293, 1789382, 1991192, 2135714, 2702332, 3484586, 3578764, 4271428, 4729081, 5404664, 6969172, 7157528, 8542856, 9458162, 13938344, 18916324, 33103567, 37832648, 66207134, 132414268, 264828536]

約数ペア:

[(1, 264828536), (2, 132414268), (4, 66207134), (7, 37832648), (8, 33103567), (14, 18916324), (19, 13938344), (28, 9458162), (31, 8542856), (37, 7157528), (38, 6969172), (49, 5404664), (56, 4729081), (62, 4271428), (74, 3578764), (76, 3484586), (98, 2702332), (124, 2135714), (133, 1991192), (148, 1789382), (152, 1742293), (196, 1351166), (217, 1220408), (248, 1067857), (259, 1022504), (266, 995596), (296, 894691), (392, 675583), (434, 610204), (518, 511252), (532, 497798), (589, 449624), (703, 376712), (868, 305102), (931, 284456), (961, 275576), (1036, 255626), (1064, 248899), (1147, 230888), (1178, 224812), (1406, 188356), (1519, 174344), (1736, 152551), (1813, 146072), (1862, 142228), (1922, 137788), (2072, 127813), (2294, 115444), (2356, 112406), (2812, 94178), (3038, 87172), (3626, 73036), (3724, 71114), (3844, 68894), (4123, 64232), (4588, 57722), (4712, 56203), (4921, 53816), (5624, 47089), (6076, 43586), (6727, 39368), (7252, 36518), (7448, 35557), (7688, 34447), (8029, 32984), (8246, 32116), (9176, 28861), (9842, 26908), (12152, 21793), (13454, 19684), (14504, 18259), (16058, 16492)]