278598528

素因数分解:

$2^7\times 3^5\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 288

約数和(自身を含む): 917247240

約数和(自身を除く): 638648712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 53, 54, 64, 72, 78, 81, 96, 104, 106, 108, 117, 128, 144, 156, 159, 162, 169, 192, 208, 212, 216, 234, 243, 288, 312, 318, 324, 338, 351, 384, 416, 424, 432, 468, 477, 486, 507, 576, 624, 636, 648, 676, 689, 702, 832, 848, 864, 936, 954, 972, 1014, 1053, 1152, 1248, 1272, 1296, 1352, 1378, 1404, 1431, 1521, 1664, 1696, 1728, 1872, 1908, 1944, 2028, 2067, 2106, 2496, 2544, 2592, 2704, 2756, 2808, 2862, 3042, 3159, 3392, 3456, 3744, 3816, 3888, 4056, 4134, 4212, 4293, 4563, 4992, 5088, 5184, 5408, 5512, 5616, 5724, 6084, 6201, 6318, 6784, 7488, 7632, 7776, 8112, 8268, 8424, 8586, 8957, 9126, 10176, 10368, 10816, 11024, 11232, 11448, 12168, 12402, 12636, 12879, 13689, 14976, 15264, 15552, 16224, 16536, 16848, 17172, 17914, 18252, 18603, 20352, 21632, 22048, 22464, 22896, 24336, 24804, 25272, 25758, 26871, 27378, 30528, 31104, 32448, 33072, 33696, 34344, 35828, 36504, 37206, 41067, 44096, 44928, 45792, 48672, 49608, 50544, 51516, 53742, 54756, 55809, 61056, 64896, 66144, 67392, 68688, 71656, 73008, 74412, 80613, 82134, 88192, 91584, 97344, 99216, 101088, 103032, 107484, 109512, 111618, 132288, 134784, 137376, 143312, 146016, 148824, 161226, 164268, 167427, 183168, 194688, 198432, 202176, 206064, 214968, 219024, 223236, 241839, 264576, 274752, 286624, 292032, 297648, 322452, 328536, 334854, 396864, 404352, 412128, 429936, 438048, 446472, 483678, 549504, 573248, 584064, 595296, 644904, 657072, 669708, 725517, 793728, 824256, 859872, 876096, 892944, 967356, 1146496, 1190592, 1289808, 1314144, 1339416, 1451034, 1648512, 1719744, 1752192, 1785888, 1934712, 2176551, 2381184, 2579616, 2628288, 2678832, 2902068, 3439488, 3571776, 3869424, 4353102, 5159232, 5256576, 5357664, 5804136, 7143552, 7738848, 8706204, 10318464, 10715328, 11608272, 15477696, 17412408, 21430656, 23216544, 30955392, 34824816, 46433088, 69649632, 92866176, 139299264, 278598528]

約数ペア:

[(1, 278598528), (2, 139299264), (3, 92866176), (4, 69649632), (6, 46433088), (8, 34824816), (9, 30955392), (12, 23216544), (13, 21430656), (16, 17412408), (18, 15477696), (24, 11608272), (26, 10715328), (27, 10318464), (32, 8706204), (36, 7738848), (39, 7143552), (48, 5804136), (52, 5357664), (53, 5256576), (54, 5159232), (64, 4353102), (72, 3869424), (78, 3571776), (81, 3439488), (96, 2902068), (104, 2678832), (106, 2628288), (108, 2579616), (117, 2381184), (128, 2176551), (144, 1934712), (156, 1785888), (159, 1752192), (162, 1719744), (169, 1648512), (192, 1451034), (208, 1339416), (212, 1314144), (216, 1289808), (234, 1190592), (243, 1146496), (288, 967356), (312, 892944), (318, 876096), (324, 859872), (338, 824256), (351, 793728), (384, 725517), (416, 669708), (424, 657072), (432, 644904), (468, 595296), (477, 584064), (486, 573248), (507, 549504), (576, 483678), (624, 446472), (636, 438048), (648, 429936), (676, 412128), (689, 404352), (702, 396864), (832, 334854), (848, 328536), (864, 322452), (936, 297648), (954, 292032), (972, 286624), (1014, 274752), (1053, 264576), (1152, 241839), (1248, 223236), (1272, 219024), (1296, 214968), (1352, 206064), (1378, 202176), (1404, 198432), (1431, 194688), (1521, 183168), (1664, 167427), (1696, 164268), (1728, 161226), (1872, 148824), (1908, 146016), (1944, 143312), (2028, 137376), (2067, 134784), (2106, 132288), (2496, 111618), (2544, 109512), (2592, 107484), (2704, 103032), (2756, 101088), (2808, 99216), (2862, 97344), (3042, 91584), (3159, 88192), (3392, 82134), (3456, 80613), (3744, 74412), (3816, 73008), (3888, 71656), (4056, 68688), (4134, 67392), (4212, 66144), (4293, 64896), (4563, 61056), (4992, 55809), (5088, 54756), (5184, 53742), (5408, 51516), (5512, 50544), (5616, 49608), (5724, 48672), (6084, 45792), (6201, 44928), (6318, 44096), (6784, 41067), (7488, 37206), (7632, 36504), (7776, 35828), (8112, 34344), (8268, 33696), (8424, 33072), (8586, 32448), (8957, 31104), (9126, 30528), (10176, 27378), (10368, 26871), (10816, 25758), (11024, 25272), (11232, 24804), (11448, 24336), (12168, 22896), (12402, 22464), (12636, 22048), (12879, 21632), (13689, 20352), (14976, 18603), (15264, 18252), (15552, 17914), (16224, 17172), (16536, 16848)]