12949760

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 31690176

約数和(自身を除く): 18740416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 151, 160, 256, 268, 302, 320, 335, 536, 604, 640, 670, 755, 1072, 1208, 1280, 1340, 1510, 2144, 2416, 2680, 3020, 4288, 4832, 5360, 6040, 8576, 9664, 10117, 10720, 12080, 17152, 19328, 20234, 21440, 24160, 38656, 40468, 42880, 48320, 50585, 80936, 85760, 96640, 101170, 161872, 193280, 202340, 323744, 404680, 647488, 809360, 1294976, 1618720, 2589952, 3237440, 6474880, 12949760]

約数ペア:

[(1, 12949760), (2, 6474880), (4, 3237440), (5, 2589952), (8, 1618720), (10, 1294976), (16, 809360), (20, 647488), (32, 404680), (40, 323744), (64, 202340), (67, 193280), (80, 161872), (128, 101170), (134, 96640), (151, 85760), (160, 80936), (256, 50585), (268, 48320), (302, 42880), (320, 40468), (335, 38656), (536, 24160), (604, 21440), (640, 20234), (670, 19328), (755, 17152), (1072, 12080), (1208, 10720), (1280, 10117), (1340, 9664), (1510, 8576), (2144, 6040), (2416, 5360), (2680, 4832), (3020, 4288)]