1277721648

素因数分解:

$2^4\times 3^3\times 7^3\times {\mathrm{8623}}^1$

素因数の和:8661

約数の個数: 160

約数和(自身を含む): 4277504000

約数和(自身を除く): 2999782352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 343, 378, 392, 432, 441, 504, 588, 686, 756, 784, 882, 1008, 1029, 1176, 1323, 1372, 1512, 1764, 2058, 2352, 2646, 2744, 3024, 3087, 3528, 4116, 5292, 5488, 6174, 7056, 8232, 8623, 9261, 10584, 12348, 16464, 17246, 18522, 21168, 24696, 25869, 34492, 37044, 49392, 51738, 60361, 68984, 74088, 77607, 103476, 120722, 137968, 148176, 155214, 181083, 206952, 232821, 241444, 310428, 362166, 413904, 422527, 465642, 482888, 543249, 620856, 724332, 845054, 931284, 965776, 1086498, 1241712, 1267581, 1448664, 1629747, 1690108, 1862568, 2172996, 2535162, 2897328, 2957689, 3259494, 3380216, 3725136, 3802743, 4345992, 5070324, 5915378, 6518988, 6760432, 7605486, 8691984, 8873067, 10140648, 11408229, 11830756, 13037976, 15210972, 17746134, 20281296, 22816458, 23661512, 26075952, 26619201, 30421944, 35492268, 45632916, 47323024, 53238402, 60843888, 70984536, 79857603, 91265832, 106476804, 141969072, 159715206, 182531664, 212953608, 319430412, 425907216, 638860824, 1277721648]

約数ペア:

[(1, 1277721648), (2, 638860824), (3, 425907216), (4, 319430412), (6, 212953608), (7, 182531664), (8, 159715206), (9, 141969072), (12, 106476804), (14, 91265832), (16, 79857603), (18, 70984536), (21, 60843888), (24, 53238402), (27, 47323024), (28, 45632916), (36, 35492268), (42, 30421944), (48, 26619201), (49, 26075952), (54, 23661512), (56, 22816458), (63, 20281296), (72, 17746134), (84, 15210972), (98, 13037976), (108, 11830756), (112, 11408229), (126, 10140648), (144, 8873067), (147, 8691984), (168, 7605486), (189, 6760432), (196, 6518988), (216, 5915378), (252, 5070324), (294, 4345992), (336, 3802743), (343, 3725136), (378, 3380216), (392, 3259494), (432, 2957689), (441, 2897328), (504, 2535162), (588, 2172996), (686, 1862568), (756, 1690108), (784, 1629747), (882, 1448664), (1008, 1267581), (1029, 1241712), (1176, 1086498), (1323, 965776), (1372, 931284), (1512, 845054), (1764, 724332), (2058, 620856), (2352, 543249), (2646, 482888), (2744, 465642), (3024, 422527), (3087, 413904), (3528, 362166), (4116, 310428), (5292, 241444), (5488, 232821), (6174, 206952), (7056, 181083), (8232, 155214), (8623, 148176), (9261, 137968), (10584, 120722), (12348, 103476), (16464, 77607), (17246, 74088), (18522, 68984), (21168, 60361), (24696, 51738), (25869, 49392), (34492, 37044)]