78871968

素因数分解:

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

素因数の和:68

約数の個数: 288

約数和(自身を含む): 282683520

約数和(自身を除く): 203811552

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, 49, 54, 56, 63, 69, 72, 81, 84, 92, 96, 98, 108, 112, 126, 138, 144, 147, 161, 162, 168, 184, 189, 196, 207, 216, 224, 243, 252, 276, 288, 294, 322, 324, 336, 368, 378, 392, 414, 432, 441, 483, 486, 504, 552, 567, 588, 621, 644, 648, 672, 729, 736, 756, 784, 828, 864, 882, 966, 972, 1008, 1104, 1127, 1134, 1176, 1242, 1288, 1296, 1323, 1449, 1458, 1512, 1568, 1656, 1701, 1764, 1863, 1932, 1944, 2016, 2187, 2208, 2254, 2268, 2352, 2484, 2576, 2592, 2646, 2898, 2916, 3024, 3312, 3381, 3402, 3528, 3726, 3864, 3888, 3969, 4347, 4374, 4508, 4536, 4704, 4968, 5103, 5152, 5292, 5589, 5796, 5832, 6048, 6624, 6762, 6804, 7056, 7452, 7728, 7776, 7938, 8694, 8748, 9016, 9072, 9936, 10143, 10206, 10584, 11178, 11592, 11664, 11907, 13041, 13524, 13608, 14112, 14904, 15309, 15456, 15876, 16767, 17388, 17496, 18032, 18144, 19872, 20286, 20412, 21168, 22356, 23184, 23328, 23814, 26082, 27048, 27216, 29808, 30429, 30618, 31752, 33534, 34776, 34992, 35721, 36064, 39123, 40572, 40824, 42336, 44712, 46368, 47628, 50301, 52164, 54096, 54432, 59616, 60858, 61236, 63504, 67068, 69552, 69984, 71442, 78246, 81144, 81648, 89424, 91287, 95256, 100602, 104328, 107163, 108192, 117369, 121716, 122472, 127008, 134136, 139104, 142884, 156492, 162288, 163296, 178848, 182574, 190512, 201204, 208656, 214326, 234738, 243432, 244944, 268272, 273861, 285768, 312984, 324576, 352107, 365148, 381024, 402408, 417312, 428652, 469476, 486864, 489888, 536544, 547722, 571536, 625968, 704214, 730296, 804816, 821583, 857304, 938952, 973728, 1095444, 1143072, 1251936, 1408428, 1460592, 1609632, 1643166, 1714608, 1877904, 2190888, 2464749, 2816856, 2921184, 3286332, 3429216, 3755808, 4381776, 4929498, 5633712, 6572664, 8763552, 9858996, 11267424, 13145328, 19717992, 26290656, 39435984, 78871968]

約数ペア:

[(1, 78871968), (2, 39435984), (3, 26290656), (4, 19717992), (6, 13145328), (7, 11267424), (8, 9858996), (9, 8763552), (12, 6572664), (14, 5633712), (16, 4929498), (18, 4381776), (21, 3755808), (23, 3429216), (24, 3286332), (27, 2921184), (28, 2816856), (32, 2464749), (36, 2190888), (42, 1877904), (46, 1714608), (48, 1643166), (49, 1609632), (54, 1460592), (56, 1408428), (63, 1251936), (69, 1143072), (72, 1095444), (81, 973728), (84, 938952), (92, 857304), (96, 821583), (98, 804816), (108, 730296), (112, 704214), (126, 625968), (138, 571536), (144, 547722), (147, 536544), (161, 489888), (162, 486864), (168, 469476), (184, 428652), (189, 417312), (196, 402408), (207, 381024), (216, 365148), (224, 352107), (243, 324576), (252, 312984), (276, 285768), (288, 273861), (294, 268272), (322, 244944), (324, 243432), (336, 234738), (368, 214326), (378, 208656), (392, 201204), (414, 190512), (432, 182574), (441, 178848), (483, 163296), (486, 162288), (504, 156492), (552, 142884), (567, 139104), (588, 134136), (621, 127008), (644, 122472), (648, 121716), (672, 117369), (729, 108192), (736, 107163), (756, 104328), (784, 100602), (828, 95256), (864, 91287), (882, 89424), (966, 81648), (972, 81144), (1008, 78246), (1104, 71442), (1127, 69984), (1134, 69552), (1176, 67068), (1242, 63504), (1288, 61236), (1296, 60858), (1323, 59616), (1449, 54432), (1458, 54096), (1512, 52164), (1568, 50301), (1656, 47628), (1701, 46368), (1764, 44712), (1863, 42336), (1932, 40824), (1944, 40572), (2016, 39123), (2187, 36064), (2208, 35721), (2254, 34992), (2268, 34776), (2352, 33534), (2484, 31752), (2576, 30618), (2592, 30429), (2646, 29808), (2898, 27216), (2916, 27048), (3024, 26082), (3312, 23814), (3381, 23328), (3402, 23184), (3528, 22356), (3726, 21168), (3864, 20412), (3888, 20286), (3969, 19872), (4347, 18144), (4374, 18032), (4508, 17496), (4536, 17388), (4704, 16767), (4968, 15876), (5103, 15456), (5152, 15309), (5292, 14904), (5589, 14112), (5796, 13608), (5832, 13524), (6048, 13041), (6624, 11907), (6762, 11664), (6804, 11592), (7056, 11178), (7452, 10584), (7728, 10206), (7776, 10143), (7938, 9936), (8694, 9072), (8748, 9016)]