20494511280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2281}}^1\times {\mathrm{12479}}^1$

素因数の和:14779

約数の個数: 120

約数和(自身を含む): 68863092480

約数和(自身を除く): 48368581200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2281, 4562, 6843, 9124, 11405, 12479, 13686, 18248, 20529, 22810, 24958, 27372, 34215, 36496, 37437, 41058, 45620, 49916, 54744, 62395, 68430, 74874, 82116, 91240, 99832, 102645, 109488, 112311, 124790, 136860, 149748, 164232, 182480, 187185, 199664, 205290, 224622, 249580, 273720, 299496, 328464, 374370, 410580, 449244, 499160, 547440, 561555, 598992, 748740, 821160, 898488, 998320, 1123110, 1497480, 1642320, 1796976, 2246220, 2994960, 4492440, 8984880, 28464599, 56929198, 85393797, 113858396, 142322995, 170787594, 227716792, 256181391, 284645990, 341575188, 426968985, 455433584, 512362782, 569291980, 683150376, 853937970, 1024725564, 1138583960, 1280906955, 1366300752, 1707875940, 2049451128, 2277167920, 2561813910, 3415751880, 4098902256, 5123627820, 6831503760, 10247255640, 20494511280]

約数ペア:

[(1, 20494511280), (2, 10247255640), (3, 6831503760), (4, 5123627820), (5, 4098902256), (6, 3415751880), (8, 2561813910), (9, 2277167920), (10, 2049451128), (12, 1707875940), (15, 1366300752), (16, 1280906955), (18, 1138583960), (20, 1024725564), (24, 853937970), (30, 683150376), (36, 569291980), (40, 512362782), (45, 455433584), (48, 426968985), (60, 341575188), (72, 284645990), (80, 256181391), (90, 227716792), (120, 170787594), (144, 142322995), (180, 113858396), (240, 85393797), (360, 56929198), (720, 28464599), (2281, 8984880), (4562, 4492440), (6843, 2994960), (9124, 2246220), (11405, 1796976), (12479, 1642320), (13686, 1497480), (18248, 1123110), (20529, 998320), (22810, 898488), (24958, 821160), (27372, 748740), (34215, 598992), (36496, 561555), (37437, 547440), (41058, 499160), (45620, 449244), (49916, 410580), (54744, 374370), (62395, 328464), (68430, 299496), (74874, 273720), (82116, 249580), (91240, 224622), (99832, 205290), (102645, 199664), (109488, 187185), (112311, 182480), (124790, 164232), (136860, 149748)]