180523520

素因数分解:

$2^9\times 5^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:641

約数の個数: 80

約数和(自身を含む): 436632768

約数和(自身を除く): 256109248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 256, 302, 320, 467, 512, 604, 640, 755, 934, 1208, 1280, 1510, 1868, 2335, 2416, 2560, 3020, 3736, 4670, 4832, 6040, 7472, 9340, 9664, 12080, 14944, 18680, 19328, 24160, 29888, 37360, 38656, 48320, 59776, 70517, 74720, 77312, 96640, 119552, 141034, 149440, 193280, 239104, 282068, 298880, 352585, 386560, 564136, 597760, 705170, 1128272, 1195520, 1410340, 2256544, 2820680, 4513088, 5641360, 9026176, 11282720, 18052352, 22565440, 36104704, 45130880, 90261760, 180523520]

約数ペア:

[(1, 180523520), (2, 90261760), (4, 45130880), (5, 36104704), (8, 22565440), (10, 18052352), (16, 11282720), (20, 9026176), (32, 5641360), (40, 4513088), (64, 2820680), (80, 2256544), (128, 1410340), (151, 1195520), (160, 1128272), (256, 705170), (302, 597760), (320, 564136), (467, 386560), (512, 352585), (604, 298880), (640, 282068), (755, 239104), (934, 193280), (1208, 149440), (1280, 141034), (1510, 119552), (1868, 96640), (2335, 77312), (2416, 74720), (2560, 70517), (3020, 59776), (3736, 48320), (4670, 38656), (4832, 37360), (6040, 29888), (7472, 24160), (9340, 19328), (9664, 18680), (12080, 14944)]