1325917728

素因数分解:

$2^5\times 3^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 192

約数和(自身を含む): 4011638400

約数和(自身を除く): 2685720672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 86, 89, 96, 108, 129, 144, 172, 178, 216, 258, 267, 288, 344, 356, 387, 401, 432, 516, 534, 688, 712, 774, 801, 802, 864, 1032, 1068, 1161, 1203, 1376, 1424, 1548, 1602, 1604, 2064, 2136, 2322, 2403, 2406, 2848, 3096, 3204, 3208, 3609, 3827, 4128, 4272, 4644, 4806, 4812, 6192, 6408, 6416, 7218, 7654, 8544, 9288, 9612, 9624, 10827, 11481, 12384, 12816, 12832, 14436, 15308, 17243, 18576, 19224, 19248, 21654, 22962, 25632, 28872, 30616, 34443, 34486, 35689, 37152, 38448, 38496, 43308, 45924, 51729, 57744, 61232, 68886, 68972, 71378, 76896, 86616, 91848, 103329, 103458, 107067, 115488, 122464, 137772, 137944, 142756, 155187, 173232, 183696, 206658, 206916, 214134, 275544, 275888, 285512, 310374, 321201, 346464, 367392, 413316, 413832, 428268, 465561, 551088, 551776, 571024, 620748, 642402, 826632, 827664, 856536, 931122, 963603, 1102176, 1142048, 1241496, 1284804, 1534627, 1653264, 1655328, 1713072, 1862244, 1927206, 2482992, 2569608, 3069254, 3306528, 3426144, 3724488, 3854412, 4603881, 4965984, 5139216, 6138508, 7448976, 7708824, 9207762, 10278432, 12277016, 13811643, 14897952, 15417648, 18415524, 24554032, 27623286, 30835296, 36831048, 41434929, 49108064, 55246572, 73662096, 82869858, 110493144, 147324192, 165739716, 220986288, 331479432, 441972576, 662958864, 1325917728]

約数ペア:

[(1, 1325917728), (2, 662958864), (3, 441972576), (4, 331479432), (6, 220986288), (8, 165739716), (9, 147324192), (12, 110493144), (16, 82869858), (18, 73662096), (24, 55246572), (27, 49108064), (32, 41434929), (36, 36831048), (43, 30835296), (48, 27623286), (54, 24554032), (72, 18415524), (86, 15417648), (89, 14897952), (96, 13811643), (108, 12277016), (129, 10278432), (144, 9207762), (172, 7708824), (178, 7448976), (216, 6138508), (258, 5139216), (267, 4965984), (288, 4603881), (344, 3854412), (356, 3724488), (387, 3426144), (401, 3306528), (432, 3069254), (516, 2569608), (534, 2482992), (688, 1927206), (712, 1862244), (774, 1713072), (801, 1655328), (802, 1653264), (864, 1534627), (1032, 1284804), (1068, 1241496), (1161, 1142048), (1203, 1102176), (1376, 963603), (1424, 931122), (1548, 856536), (1602, 827664), (1604, 826632), (2064, 642402), (2136, 620748), (2322, 571024), (2403, 551776), (2406, 551088), (2848, 465561), (3096, 428268), (3204, 413832), (3208, 413316), (3609, 367392), (3827, 346464), (4128, 321201), (4272, 310374), (4644, 285512), (4806, 275888), (4812, 275544), (6192, 214134), (6408, 206916), (6416, 206658), (7218, 183696), (7654, 173232), (8544, 155187), (9288, 142756), (9612, 137944), (9624, 137772), (10827, 122464), (11481, 115488), (12384, 107067), (12816, 103458), (12832, 103329), (14436, 91848), (15308, 86616), (17243, 76896), (18576, 71378), (19224, 68972), (19248, 68886), (21654, 61232), (22962, 57744), (25632, 51729), (28872, 45924), (30616, 43308), (34443, 38496), (34486, 38448), (35689, 37152)]