220317440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 613788672

約数和(自身を除く): 393471232

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, 367, 448, 469, 536, 560, 640, 670, 734, 896, 938, 1072, 1120, 1280, 1340, 1468, 1792, 1835, 1876, 2144, 2240, 2345, 2569, 2680, 2936, 3670, 3752, 4288, 4480, 4690, 5138, 5360, 5872, 7340, 7504, 8576, 8960, 9380, 10276, 10720, 11744, 12845, 14680, 15008, 17152, 18760, 20552, 21440, 23488, 24589, 25690, 29360, 30016, 37520, 41104, 42880, 46976, 49178, 51380, 58720, 60032, 75040, 82208, 85760, 93952, 98356, 102760, 117440, 120064, 122945, 150080, 164416, 172123, 196712, 205520, 234880, 245890, 300160, 328832, 344246, 393424, 411040, 469760, 491780, 600320, 657664, 688492, 786848, 822080, 860615, 983560, 1376984, 1573696, 1644160, 1721230, 1967120, 2753968, 3147392, 3288320, 3442460, 3934240, 5507936, 6294784, 6884920, 7868480, 11015872, 13769840, 15736960, 22031744, 27539680, 31473920, 44063488, 55079360, 110158720, 220317440]

約数ペア:

[(1, 220317440), (2, 110158720), (4, 55079360), (5, 44063488), (7, 31473920), (8, 27539680), (10, 22031744), (14, 15736960), (16, 13769840), (20, 11015872), (28, 7868480), (32, 6884920), (35, 6294784), (40, 5507936), (56, 3934240), (64, 3442460), (67, 3288320), (70, 3147392), (80, 2753968), (112, 1967120), (128, 1721230), (134, 1644160), (140, 1573696), (160, 1376984), (224, 983560), (256, 860615), (268, 822080), (280, 786848), (320, 688492), (335, 657664), (367, 600320), (448, 491780), (469, 469760), (536, 411040), (560, 393424), (640, 344246), (670, 328832), (734, 300160), (896, 245890), (938, 234880), (1072, 205520), (1120, 196712), (1280, 172123), (1340, 164416), (1468, 150080), (1792, 122945), (1835, 120064), (1876, 117440), (2144, 102760), (2240, 98356), (2345, 93952), (2569, 85760), (2680, 82208), (2936, 75040), (3670, 60032), (3752, 58720), (4288, 51380), (4480, 49178), (4690, 46976), (5138, 42880), (5360, 41104), (5872, 37520), (7340, 30016), (7504, 29360), (8576, 25690), (8960, 24589), (9380, 23488), (10276, 21440), (10720, 20552), (11744, 18760), (12845, 17152), (14680, 15008)]