1296350080

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18583}}^1$

素因数の和:18711

約数の個数: 64

約数和(自身を含む): 3127687200

約数和(自身を除く): 1831337120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1744, 2180, 3488, 4360, 6976, 8720, 13952, 17440, 18583, 34880, 37166, 69760, 74332, 92915, 148664, 185830, 297328, 371660, 594656, 743320, 1189312, 1486640, 2025547, 2378624, 2973280, 4051094, 5946560, 8102188, 10127735, 11893120, 16204376, 20255470, 32408752, 40510940, 64817504, 81021880, 129635008, 162043760, 259270016, 324087520, 648175040, 1296350080]

約数ペア:

[(1, 1296350080), (2, 648175040), (4, 324087520), (5, 259270016), (8, 162043760), (10, 129635008), (16, 81021880), (20, 64817504), (32, 40510940), (40, 32408752), (64, 20255470), (80, 16204376), (109, 11893120), (128, 10127735), (160, 8102188), (218, 5946560), (320, 4051094), (436, 2973280), (545, 2378624), (640, 2025547), (872, 1486640), (1090, 1189312), (1744, 743320), (2180, 594656), (3488, 371660), (4360, 297328), (6976, 185830), (8720, 148664), (13952, 92915), (17440, 74332), (18583, 69760), (34880, 37166)]