222718720

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 216

約数和(自身を含む): 641726064

約数和(自身を除く): 419007344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 67, 70, 80, 98, 106, 112, 128, 134, 140, 160, 196, 212, 224, 245, 256, 265, 268, 280, 320, 335, 371, 392, 424, 448, 469, 490, 530, 536, 560, 640, 670, 742, 784, 848, 896, 938, 980, 1060, 1072, 1120, 1280, 1340, 1484, 1568, 1696, 1792, 1855, 1876, 1960, 2120, 2144, 2240, 2345, 2597, 2680, 2968, 3136, 3283, 3392, 3551, 3710, 3752, 3920, 4240, 4288, 4480, 4690, 5194, 5360, 5936, 6272, 6566, 6784, 7102, 7420, 7504, 7840, 8480, 8576, 8960, 9380, 10388, 10720, 11872, 12544, 12985, 13132, 13568, 14204, 14840, 15008, 15680, 16415, 16960, 17152, 17755, 18760, 20776, 21440, 23744, 24857, 25970, 26264, 28408, 29680, 30016, 31360, 32830, 33920, 35510, 37520, 41552, 42880, 47488, 49714, 51940, 52528, 56816, 59360, 60032, 62720, 65660, 67840, 71020, 75040, 83104, 85760, 94976, 99428, 103880, 105056, 113632, 118720, 120064, 124285, 131320, 142040, 150080, 166208, 173999, 198856, 207760, 210112, 227264, 237440, 248570, 262640, 284080, 300160, 332416, 347998, 397712, 415520, 420224, 454528, 474880, 497140, 525280, 568160, 600320, 664832, 695996, 795424, 831040, 840448, 869995, 909056, 994280, 1050560, 1136320, 1391992, 1590848, 1662080, 1739990, 1988560, 2101120, 2272640, 2783984, 3181696, 3324160, 3479980, 3977120, 4202240, 4545280, 5567968, 6363392, 6959960, 7954240, 11135936, 13919920, 15908480, 22271872, 27839840, 31816960, 44543744, 55679680, 111359360, 222718720]

約数ペア:

[(1, 222718720), (2, 111359360), (4, 55679680), (5, 44543744), (7, 31816960), (8, 27839840), (10, 22271872), (14, 15908480), (16, 13919920), (20, 11135936), (28, 7954240), (32, 6959960), (35, 6363392), (40, 5567968), (49, 4545280), (53, 4202240), (56, 3977120), (64, 3479980), (67, 3324160), (70, 3181696), (80, 2783984), (98, 2272640), (106, 2101120), (112, 1988560), (128, 1739990), (134, 1662080), (140, 1590848), (160, 1391992), (196, 1136320), (212, 1050560), (224, 994280), (245, 909056), (256, 869995), (265, 840448), (268, 831040), (280, 795424), (320, 695996), (335, 664832), (371, 600320), (392, 568160), (424, 525280), (448, 497140), (469, 474880), (490, 454528), (530, 420224), (536, 415520), (560, 397712), (640, 347998), (670, 332416), (742, 300160), (784, 284080), (848, 262640), (896, 248570), (938, 237440), (980, 227264), (1060, 210112), (1072, 207760), (1120, 198856), (1280, 173999), (1340, 166208), (1484, 150080), (1568, 142040), (1696, 131320), (1792, 124285), (1855, 120064), (1876, 118720), (1960, 113632), (2120, 105056), (2144, 103880), (2240, 99428), (2345, 94976), (2597, 85760), (2680, 83104), (2968, 75040), (3136, 71020), (3283, 67840), (3392, 65660), (3551, 62720), (3710, 60032), (3752, 59360), (3920, 56816), (4240, 52528), (4288, 51940), (4480, 49714), (4690, 47488), (5194, 42880), (5360, 41552), (5936, 37520), (6272, 35510), (6566, 33920), (6784, 32830), (7102, 31360), (7420, 30016), (7504, 29680), (7840, 28408), (8480, 26264), (8576, 25970), (8960, 24857), (9380, 23744), (10388, 21440), (10720, 20776), (11872, 18760), (12544, 17755), (12985, 17152), (13132, 16960), (13568, 16415), (14204, 15680), (14840, 15008)]