181296640

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 160

約数和(自身を含む): 507538944

約数和(自身を除く): 326242304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 151, 160, 224, 256, 268, 280, 302, 320, 335, 448, 469, 512, 536, 560, 604, 640, 670, 755, 896, 938, 1057, 1072, 1120, 1208, 1280, 1340, 1510, 1792, 1876, 2114, 2144, 2240, 2345, 2416, 2560, 2680, 3020, 3584, 3752, 4228, 4288, 4480, 4690, 4832, 5285, 5360, 6040, 7504, 8456, 8576, 8960, 9380, 9664, 10117, 10570, 10720, 12080, 15008, 16912, 17152, 17920, 18760, 19328, 20234, 21140, 21440, 24160, 30016, 33824, 34304, 37520, 38656, 40468, 42280, 42880, 48320, 50585, 60032, 67648, 70819, 75040, 77312, 80936, 84560, 85760, 96640, 101170, 120064, 135296, 141638, 150080, 161872, 169120, 171520, 193280, 202340, 240128, 270592, 283276, 300160, 323744, 338240, 354095, 386560, 404680, 541184, 566552, 600320, 647488, 676480, 708190, 809360, 1133104, 1200640, 1294976, 1352960, 1416380, 1618720, 2266208, 2589952, 2705920, 2832760, 3237440, 4532416, 5179904, 5665520, 6474880, 9064832, 11331040, 12949760, 18129664, 22662080, 25899520, 36259328, 45324160, 90648320, 181296640]

約数ペア:

[(1, 181296640), (2, 90648320), (4, 45324160), (5, 36259328), (7, 25899520), (8, 22662080), (10, 18129664), (14, 12949760), (16, 11331040), (20, 9064832), (28, 6474880), (32, 5665520), (35, 5179904), (40, 4532416), (56, 3237440), (64, 2832760), (67, 2705920), (70, 2589952), (80, 2266208), (112, 1618720), (128, 1416380), (134, 1352960), (140, 1294976), (151, 1200640), (160, 1133104), (224, 809360), (256, 708190), (268, 676480), (280, 647488), (302, 600320), (320, 566552), (335, 541184), (448, 404680), (469, 386560), (512, 354095), (536, 338240), (560, 323744), (604, 300160), (640, 283276), (670, 270592), (755, 240128), (896, 202340), (938, 193280), (1057, 171520), (1072, 169120), (1120, 161872), (1208, 150080), (1280, 141638), (1340, 135296), (1510, 120064), (1792, 101170), (1876, 96640), (2114, 85760), (2144, 84560), (2240, 80936), (2345, 77312), (2416, 75040), (2560, 70819), (2680, 67648), (3020, 60032), (3584, 50585), (3752, 48320), (4228, 42880), (4288, 42280), (4480, 40468), (4690, 38656), (4832, 37520), (5285, 34304), (5360, 33824), (6040, 30016), (7504, 24160), (8456, 21440), (8576, 21140), (8960, 20234), (9380, 19328), (9664, 18760), (10117, 17920), (10570, 17152), (10720, 16912), (12080, 15008)]