211767840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:959

約数の個数: 144

約数和(自身を含む): 727272000

約数和(自身を除く): 515504160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 199, 240, 288, 360, 398, 480, 597, 720, 739, 796, 995, 1194, 1440, 1478, 1592, 1791, 1990, 2217, 2388, 2956, 2985, 3184, 3582, 3695, 3980, 4434, 4776, 5912, 5970, 6368, 6651, 7164, 7390, 7960, 8868, 8955, 9552, 11085, 11824, 11940, 13302, 14328, 14780, 15920, 17736, 17910, 19104, 22170, 23648, 23880, 26604, 28656, 29560, 31840, 33255, 35472, 35820, 44340, 47760, 53208, 57312, 59120, 66510, 70944, 71640, 88680, 95520, 106416, 118240, 133020, 143280, 147061, 177360, 212832, 266040, 286560, 294122, 354720, 441183, 532080, 588244, 735305, 882366, 1064160, 1176488, 1323549, 1470610, 1764732, 2205915, 2352976, 2647098, 2941220, 3529464, 4411830, 4705952, 5294196, 5882440, 6617745, 7058928, 8823660, 10588392, 11764880, 13235490, 14117856, 17647320, 21176784, 23529760, 26470980, 35294640, 42353568, 52941960, 70589280, 105883920, 211767840]

約数ペア:

[(1, 211767840), (2, 105883920), (3, 70589280), (4, 52941960), (5, 42353568), (6, 35294640), (8, 26470980), (9, 23529760), (10, 21176784), (12, 17647320), (15, 14117856), (16, 13235490), (18, 11764880), (20, 10588392), (24, 8823660), (30, 7058928), (32, 6617745), (36, 5882440), (40, 5294196), (45, 4705952), (48, 4411830), (60, 3529464), (72, 2941220), (80, 2647098), (90, 2352976), (96, 2205915), (120, 1764732), (144, 1470610), (160, 1323549), (180, 1176488), (199, 1064160), (240, 882366), (288, 735305), (360, 588244), (398, 532080), (480, 441183), (597, 354720), (720, 294122), (739, 286560), (796, 266040), (995, 212832), (1194, 177360), (1440, 147061), (1478, 143280), (1592, 133020), (1791, 118240), (1990, 106416), (2217, 95520), (2388, 88680), (2956, 71640), (2985, 70944), (3184, 66510), (3582, 59120), (3695, 57312), (3980, 53208), (4434, 47760), (4776, 44340), (5912, 35820), (5970, 35472), (6368, 33255), (6651, 31840), (7164, 29560), (7390, 28656), (7960, 26604), (8868, 23880), (8955, 23648), (9552, 22170), (11085, 19104), (11824, 17910), (11940, 17736), (13302, 15920), (14328, 14780)]