227521280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 633803520

約数和(自身を除く): 406282240

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, 160, 224, 256, 268, 280, 320, 335, 379, 448, 469, 536, 560, 640, 670, 758, 896, 938, 1072, 1120, 1280, 1340, 1516, 1792, 1876, 1895, 2144, 2240, 2345, 2653, 2680, 3032, 3752, 3790, 4288, 4480, 4690, 5306, 5360, 6064, 7504, 7580, 8576, 8960, 9380, 10612, 10720, 12128, 13265, 15008, 15160, 17152, 18760, 21224, 21440, 24256, 25393, 26530, 30016, 30320, 37520, 42448, 42880, 48512, 50786, 53060, 60032, 60640, 75040, 84896, 85760, 97024, 101572, 106120, 120064, 121280, 126965, 150080, 169792, 177751, 203144, 212240, 242560, 253930, 300160, 339584, 355502, 406288, 424480, 485120, 507860, 600320, 679168, 711004, 812576, 848960, 888755, 1015720, 1422008, 1625152, 1697920, 1777510, 2031440, 2844016, 3250304, 3395840, 3555020, 4062880, 5688032, 6500608, 7110040, 8125760, 11376064, 14220080, 16251520, 22752128, 28440160, 32503040, 45504256, 56880320, 113760640, 227521280]

約数ペア:

[(1, 227521280), (2, 113760640), (4, 56880320), (5, 45504256), (7, 32503040), (8, 28440160), (10, 22752128), (14, 16251520), (16, 14220080), (20, 11376064), (28, 8125760), (32, 7110040), (35, 6500608), (40, 5688032), (56, 4062880), (64, 3555020), (67, 3395840), (70, 3250304), (80, 2844016), (112, 2031440), (128, 1777510), (134, 1697920), (140, 1625152), (160, 1422008), (224, 1015720), (256, 888755), (268, 848960), (280, 812576), (320, 711004), (335, 679168), (379, 600320), (448, 507860), (469, 485120), (536, 424480), (560, 406288), (640, 355502), (670, 339584), (758, 300160), (896, 253930), (938, 242560), (1072, 212240), (1120, 203144), (1280, 177751), (1340, 169792), (1516, 150080), (1792, 126965), (1876, 121280), (1895, 120064), (2144, 106120), (2240, 101572), (2345, 97024), (2653, 85760), (2680, 84896), (3032, 75040), (3752, 60640), (3790, 60032), (4288, 53060), (4480, 50786), (4690, 48512), (5306, 42880), (5360, 42448), (6064, 37520), (7504, 30320), (7580, 30016), (8576, 26530), (8960, 25393), (9380, 24256), (10612, 21440), (10720, 21224), (12128, 18760), (13265, 17152), (15008, 15160)]