28736568

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 96744960

約数和(自身を除く): 68008392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 37, 42, 46, 56, 63, 67, 69, 72, 74, 84, 92, 111, 126, 134, 138, 148, 161, 168, 184, 201, 207, 222, 252, 259, 268, 276, 296, 322, 333, 402, 414, 444, 469, 483, 504, 518, 536, 552, 603, 644, 666, 777, 804, 828, 851, 888, 938, 966, 1036, 1206, 1288, 1332, 1407, 1449, 1541, 1554, 1608, 1656, 1702, 1876, 1932, 2072, 2331, 2412, 2479, 2553, 2664, 2814, 2898, 3082, 3108, 3404, 3752, 3864, 4221, 4623, 4662, 4824, 4958, 5106, 5628, 5796, 5957, 6164, 6216, 6808, 7437, 7659, 8442, 9246, 9324, 9916, 10212, 10787, 11256, 11592, 11914, 12328, 13869, 14874, 15318, 16884, 17353, 17871, 18492, 18648, 19832, 20424, 21574, 22311, 23828, 27738, 29748, 30636, 32361, 33768, 34706, 35742, 36984, 43148, 44622, 47656, 52059, 53613, 55476, 57017, 59496, 61272, 64722, 69412, 71484, 86296, 89244, 97083, 104118, 107226, 110952, 114034, 129444, 138824, 142968, 156177, 171051, 178488, 194166, 208236, 214452, 228068, 258888, 312354, 342102, 388332, 399119, 416472, 428904, 456136, 513153, 624708, 684204, 776664, 798238, 1026306, 1197357, 1249416, 1368408, 1596476, 2052612, 2394714, 3192952, 3592071, 4105224, 4789428, 7184142, 9578856, 14368284, 28736568]

約数ペア:

[(1, 28736568), (2, 14368284), (3, 9578856), (4, 7184142), (6, 4789428), (7, 4105224), (8, 3592071), (9, 3192952), (12, 2394714), (14, 2052612), (18, 1596476), (21, 1368408), (23, 1249416), (24, 1197357), (28, 1026306), (36, 798238), (37, 776664), (42, 684204), (46, 624708), (56, 513153), (63, 456136), (67, 428904), (69, 416472), (72, 399119), (74, 388332), (84, 342102), (92, 312354), (111, 258888), (126, 228068), (134, 214452), (138, 208236), (148, 194166), (161, 178488), (168, 171051), (184, 156177), (201, 142968), (207, 138824), (222, 129444), (252, 114034), (259, 110952), (268, 107226), (276, 104118), (296, 97083), (322, 89244), (333, 86296), (402, 71484), (414, 69412), (444, 64722), (469, 61272), (483, 59496), (504, 57017), (518, 55476), (536, 53613), (552, 52059), (603, 47656), (644, 44622), (666, 43148), (777, 36984), (804, 35742), (828, 34706), (851, 33768), (888, 32361), (938, 30636), (966, 29748), (1036, 27738), (1206, 23828), (1288, 22311), (1332, 21574), (1407, 20424), (1449, 19832), (1541, 18648), (1554, 18492), (1608, 17871), (1656, 17353), (1702, 16884), (1876, 15318), (1932, 14874), (2072, 13869), (2331, 12328), (2412, 11914), (2479, 11592), (2553, 11256), (2664, 10787), (2814, 10212), (2898, 9916), (3082, 9324), (3108, 9246), (3404, 8442), (3752, 7659), (3864, 7437), (4221, 6808), (4623, 6216), (4662, 6164), (4824, 5957), (4958, 5796), (5106, 5628)]