257620608

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:516

約数の個数: 256

約数和(自身を含む): 908697600

約数和(自身を除く): 651076992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 84, 92, 96, 108, 112, 126, 128, 138, 144, 161, 168, 184, 189, 192, 207, 216, 224, 252, 276, 288, 322, 336, 368, 378, 384, 414, 432, 448, 463, 483, 504, 552, 576, 621, 644, 672, 736, 756, 828, 864, 896, 926, 966, 1008, 1104, 1152, 1242, 1288, 1344, 1389, 1449, 1472, 1512, 1656, 1728, 1852, 1932, 2016, 2208, 2484, 2576, 2688, 2778, 2898, 2944, 3024, 3241, 3312, 3456, 3704, 3864, 4032, 4167, 4347, 4416, 4968, 5152, 5556, 5796, 6048, 6482, 6624, 7408, 7728, 8064, 8334, 8694, 8832, 9723, 9936, 10304, 10649, 11112, 11592, 12096, 12501, 12964, 13248, 14816, 15456, 16668, 17388, 19446, 19872, 20608, 21298, 22224, 23184, 24192, 25002, 25928, 26496, 29169, 29632, 30912, 31947, 33336, 34776, 38892, 39744, 42596, 44448, 46368, 50004, 51856, 58338, 59264, 61824, 63894, 66672, 69552, 74543, 77784, 79488, 85192, 87507, 88896, 92736, 95841, 100008, 103712, 116676, 127788, 133344, 139104, 149086, 155568, 170384, 175014, 177792, 185472, 191682, 200016, 207424, 223629, 233352, 255576, 266688, 278208, 287523, 298172, 311136, 340768, 350028, 383364, 400032, 414848, 447258, 466704, 511152, 533376, 556416, 575046, 596344, 622272, 670887, 681536, 700056, 766728, 800064, 894516, 933408, 1022304, 1150092, 1192688, 1244544, 1341774, 1363072, 1400112, 1533456, 1600128, 1789032, 1866816, 2012661, 2044608, 2300184, 2385376, 2683548, 2800224, 3066912, 3578064, 3733632, 4025322, 4089216, 4600368, 4770752, 5367096, 5600448, 6133824, 7156128, 8050644, 9200736, 9541504, 10734192, 11200896, 12267648, 14312256, 16101288, 18401472, 21468384, 28624512, 32202576, 36802944, 42936768, 64405152, 85873536, 128810304, 257620608]

約数ペア:

[(1, 257620608), (2, 128810304), (3, 85873536), (4, 64405152), (6, 42936768), (7, 36802944), (8, 32202576), (9, 28624512), (12, 21468384), (14, 18401472), (16, 16101288), (18, 14312256), (21, 12267648), (23, 11200896), (24, 10734192), (27, 9541504), (28, 9200736), (32, 8050644), (36, 7156128), (42, 6133824), (46, 5600448), (48, 5367096), (54, 4770752), (56, 4600368), (63, 4089216), (64, 4025322), (69, 3733632), (72, 3578064), (84, 3066912), (92, 2800224), (96, 2683548), (108, 2385376), (112, 2300184), (126, 2044608), (128, 2012661), (138, 1866816), (144, 1789032), (161, 1600128), (168, 1533456), (184, 1400112), (189, 1363072), (192, 1341774), (207, 1244544), (216, 1192688), (224, 1150092), (252, 1022304), (276, 933408), (288, 894516), (322, 800064), (336, 766728), (368, 700056), (378, 681536), (384, 670887), (414, 622272), (432, 596344), (448, 575046), (463, 556416), (483, 533376), (504, 511152), (552, 466704), (576, 447258), (621, 414848), (644, 400032), (672, 383364), (736, 350028), (756, 340768), (828, 311136), (864, 298172), (896, 287523), (926, 278208), (966, 266688), (1008, 255576), (1104, 233352), (1152, 223629), (1242, 207424), (1288, 200016), (1344, 191682), (1389, 185472), (1449, 177792), (1472, 175014), (1512, 170384), (1656, 155568), (1728, 149086), (1852, 139104), (1932, 133344), (2016, 127788), (2208, 116676), (2484, 103712), (2576, 100008), (2688, 95841), (2778, 92736), (2898, 88896), (2944, 87507), (3024, 85192), (3241, 79488), (3312, 77784), (3456, 74543), (3704, 69552), (3864, 66672), (4032, 63894), (4167, 61824), (4347, 59264), (4416, 58338), (4968, 51856), (5152, 50004), (5556, 46368), (5796, 44448), (6048, 42596), (6482, 39744), (6624, 38892), (7408, 34776), (7728, 33336), (8064, 31947), (8334, 30912), (8694, 29632), (8832, 29169), (9723, 26496), (9936, 25928), (10304, 25002), (10649, 24192), (11112, 23184), (11592, 22224), (12096, 21298), (12501, 20608), (12964, 19872), (13248, 19446), (14816, 17388), (15456, 16668)]