28168560

素因数分解:

$2^4\times 3^7\times 5^1\times 7^1\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 320

約数和(自身を含む): 117135360

約数和(自身を除く): 88966800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 81, 84, 90, 92, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 161, 162, 168, 180, 184, 189, 207, 210, 216, 230, 240, 243, 252, 270, 276, 280, 315, 322, 324, 336, 345, 360, 368, 378, 405, 414, 420, 432, 460, 483, 486, 504, 540, 552, 560, 567, 621, 630, 644, 648, 690, 720, 729, 756, 805, 810, 828, 840, 920, 945, 966, 972, 1008, 1035, 1080, 1104, 1134, 1215, 1242, 1260, 1288, 1296, 1380, 1449, 1458, 1512, 1610, 1620, 1656, 1680, 1701, 1840, 1863, 1890, 1932, 1944, 2070, 2160, 2187, 2268, 2415, 2430, 2484, 2520, 2576, 2760, 2835, 2898, 2916, 3024, 3105, 3220, 3240, 3312, 3402, 3645, 3726, 3780, 3864, 3888, 4140, 4347, 4374, 4536, 4830, 4860, 4968, 5040, 5103, 5520, 5589, 5670, 5796, 5832, 6210, 6440, 6480, 6804, 7245, 7290, 7452, 7560, 7728, 8280, 8505, 8694, 8748, 9072, 9315, 9660, 9720, 9936, 10206, 10935, 11178, 11340, 11592, 11664, 12420, 12880, 13041, 13608, 14490, 14580, 14904, 15120, 15309, 16560, 16767, 17010, 17388, 17496, 18630, 19320, 19440, 20412, 21735, 21870, 22356, 22680, 23184, 24840, 25515, 26082, 27216, 27945, 28980, 29160, 29808, 30618, 33534, 34020, 34776, 34992, 37260, 38640, 39123, 40824, 43470, 43740, 44712, 45360, 49680, 50301, 51030, 52164, 55890, 57960, 58320, 61236, 65205, 67068, 68040, 69552, 74520, 76545, 78246, 81648, 83835, 86940, 87480, 89424, 100602, 102060, 104328, 111780, 115920, 117369, 122472, 130410, 134136, 136080, 149040, 153090, 156492, 167670, 173880, 174960, 195615, 201204, 204120, 208656, 223560, 234738, 244944, 251505, 260820, 268272, 306180, 312984, 335340, 347760, 352107, 391230, 402408, 408240, 447120, 469476, 503010, 521640, 586845, 612360, 625968, 670680, 704214, 782460, 804816, 938952, 1006020, 1043280, 1173690, 1224720, 1341360, 1408428, 1564920, 1760535, 1877904, 2012040, 2347380, 2816856, 3129840, 3521070, 4024080, 4694760, 5633712, 7042140, 9389520, 14084280, 28168560]

約数ペア:

[(1, 28168560), (2, 14084280), (3, 9389520), (4, 7042140), (5, 5633712), (6, 4694760), (7, 4024080), (8, 3521070), (9, 3129840), (10, 2816856), (12, 2347380), (14, 2012040), (15, 1877904), (16, 1760535), (18, 1564920), (20, 1408428), (21, 1341360), (23, 1224720), (24, 1173690), (27, 1043280), (28, 1006020), (30, 938952), (35, 804816), (36, 782460), (40, 704214), (42, 670680), (45, 625968), (46, 612360), (48, 586845), (54, 521640), (56, 503010), (60, 469476), (63, 447120), (69, 408240), (70, 402408), (72, 391230), (80, 352107), (81, 347760), (84, 335340), (90, 312984), (92, 306180), (105, 268272), (108, 260820), (112, 251505), (115, 244944), (120, 234738), (126, 223560), (135, 208656), (138, 204120), (140, 201204), (144, 195615), (161, 174960), (162, 173880), (168, 167670), (180, 156492), (184, 153090), (189, 149040), (207, 136080), (210, 134136), (216, 130410), (230, 122472), (240, 117369), (243, 115920), (252, 111780), (270, 104328), (276, 102060), (280, 100602), (315, 89424), (322, 87480), (324, 86940), (336, 83835), (345, 81648), (360, 78246), (368, 76545), (378, 74520), (405, 69552), (414, 68040), (420, 67068), (432, 65205), (460, 61236), (483, 58320), (486, 57960), (504, 55890), (540, 52164), (552, 51030), (560, 50301), (567, 49680), (621, 45360), (630, 44712), (644, 43740), (648, 43470), (690, 40824), (720, 39123), (729, 38640), (756, 37260), (805, 34992), (810, 34776), (828, 34020), (840, 33534), (920, 30618), (945, 29808), (966, 29160), (972, 28980), (1008, 27945), (1035, 27216), (1080, 26082), (1104, 25515), (1134, 24840), (1215, 23184), (1242, 22680), (1260, 22356), (1288, 21870), (1296, 21735), (1380, 20412), (1449, 19440), (1458, 19320), (1512, 18630), (1610, 17496), (1620, 17388), (1656, 17010), (1680, 16767), (1701, 16560), (1840, 15309), (1863, 15120), (1890, 14904), (1932, 14580), (1944, 14490), (2070, 13608), (2160, 13041), (2187, 12880), (2268, 12420), (2415, 11664), (2430, 11592), (2484, 11340), (2520, 11178), (2576, 10935), (2760, 10206), (2835, 9936), (2898, 9720), (2916, 9660), (3024, 9315), (3105, 9072), (3220, 8748), (3240, 8694), (3312, 8505), (3402, 8280), (3645, 7728), (3726, 7560), (3780, 7452), (3864, 7290), (3888, 7245), (4140, 6804), (4347, 6480), (4374, 6440), (4536, 6210), (4830, 5832), (4860, 5796), (4968, 5670), (5040, 5589), (5103, 5520)]