278857728

素因数分解:

$2^{11}\times 3^4\times {\mathrm{41}}^2$

素因数の和:116

約数の個数: 180

約数和(自身を含む): 853737885

約数和(自身を除く): 574880157

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 81, 82, 96, 108, 123, 128, 144, 162, 164, 192, 216, 246, 256, 288, 324, 328, 369, 384, 432, 492, 512, 576, 648, 656, 738, 768, 864, 984, 1024, 1107, 1152, 1296, 1312, 1476, 1536, 1681, 1728, 1968, 2048, 2214, 2304, 2592, 2624, 2952, 3072, 3321, 3362, 3456, 3936, 4428, 4608, 5043, 5184, 5248, 5904, 6144, 6642, 6724, 6912, 7872, 8856, 9216, 10086, 10368, 10496, 11808, 13284, 13448, 13824, 15129, 15744, 17712, 18432, 20172, 20736, 20992, 23616, 26568, 26896, 27648, 30258, 31488, 35424, 40344, 41472, 41984, 45387, 47232, 53136, 53792, 55296, 60516, 62976, 70848, 80688, 82944, 83968, 90774, 94464, 106272, 107584, 121032, 125952, 136161, 141696, 161376, 165888, 181548, 188928, 212544, 215168, 242064, 251904, 272322, 283392, 322752, 363096, 377856, 425088, 430336, 484128, 544644, 566784, 645504, 726192, 755712, 850176, 860672, 968256, 1089288, 1133568, 1291008, 1452384, 1700352, 1721344, 1936512, 2178576, 2267136, 2582016, 2904768, 3400704, 3442688, 3873024, 4357152, 5164032, 5809536, 6801408, 7746048, 8714304, 10328064, 11619072, 15492096, 17428608, 23238144, 30984192, 34857216, 46476288, 69714432, 92952576, 139428864, 278857728]

約数ペア:

[(1, 278857728), (2, 139428864), (3, 92952576), (4, 69714432), (6, 46476288), (8, 34857216), (9, 30984192), (12, 23238144), (16, 17428608), (18, 15492096), (24, 11619072), (27, 10328064), (32, 8714304), (36, 7746048), (41, 6801408), (48, 5809536), (54, 5164032), (64, 4357152), (72, 3873024), (81, 3442688), (82, 3400704), (96, 2904768), (108, 2582016), (123, 2267136), (128, 2178576), (144, 1936512), (162, 1721344), (164, 1700352), (192, 1452384), (216, 1291008), (246, 1133568), (256, 1089288), (288, 968256), (324, 860672), (328, 850176), (369, 755712), (384, 726192), (432, 645504), (492, 566784), (512, 544644), (576, 484128), (648, 430336), (656, 425088), (738, 377856), (768, 363096), (864, 322752), (984, 283392), (1024, 272322), (1107, 251904), (1152, 242064), (1296, 215168), (1312, 212544), (1476, 188928), (1536, 181548), (1681, 165888), (1728, 161376), (1968, 141696), (2048, 136161), (2214, 125952), (2304, 121032), (2592, 107584), (2624, 106272), (2952, 94464), (3072, 90774), (3321, 83968), (3362, 82944), (3456, 80688), (3936, 70848), (4428, 62976), (4608, 60516), (5043, 55296), (5184, 53792), (5248, 53136), (5904, 47232), (6144, 45387), (6642, 41984), (6724, 41472), (6912, 40344), (7872, 35424), (8856, 31488), (9216, 30258), (10086, 27648), (10368, 26896), (10496, 26568), (11808, 23616), (13284, 20992), (13448, 20736), (13824, 20172), (15129, 18432), (15744, 17712)]