210524720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 589295616

約数和(自身を除く): 378770896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 67, 70, 80, 112, 124, 134, 140, 155, 181, 217, 248, 268, 280, 310, 335, 362, 434, 469, 496, 536, 560, 620, 670, 724, 868, 905, 938, 1072, 1085, 1240, 1267, 1340, 1448, 1736, 1810, 1876, 2077, 2170, 2345, 2480, 2534, 2680, 2896, 3472, 3620, 3752, 4154, 4340, 4690, 5068, 5360, 5611, 6335, 7240, 7504, 8308, 8680, 9380, 10136, 10385, 11222, 12127, 12670, 14480, 14539, 16616, 17360, 18760, 20272, 20770, 22444, 24254, 25340, 28055, 29078, 33232, 37520, 39277, 41540, 44888, 48508, 50680, 56110, 58156, 60635, 72695, 78554, 83080, 84889, 89776, 97016, 101360, 112220, 116312, 121270, 145390, 157108, 166160, 169778, 194032, 196385, 224440, 232624, 242540, 290780, 314216, 339556, 375937, 392770, 424445, 448880, 485080, 581560, 628432, 679112, 751874, 785540, 848890, 970160, 1163120, 1358224, 1503748, 1571080, 1697780, 1879685, 2631559, 3007496, 3142160, 3395560, 3759370, 5263118, 6014992, 6791120, 7518740, 10526236, 13157795, 15037480, 21052472, 26315590, 30074960, 42104944, 52631180, 105262360, 210524720]

約数ペア:

[(1, 210524720), (2, 105262360), (4, 52631180), (5, 42104944), (7, 30074960), (8, 26315590), (10, 21052472), (14, 15037480), (16, 13157795), (20, 10526236), (28, 7518740), (31, 6791120), (35, 6014992), (40, 5263118), (56, 3759370), (62, 3395560), (67, 3142160), (70, 3007496), (80, 2631559), (112, 1879685), (124, 1697780), (134, 1571080), (140, 1503748), (155, 1358224), (181, 1163120), (217, 970160), (248, 848890), (268, 785540), (280, 751874), (310, 679112), (335, 628432), (362, 581560), (434, 485080), (469, 448880), (496, 424445), (536, 392770), (560, 375937), (620, 339556), (670, 314216), (724, 290780), (868, 242540), (905, 232624), (938, 224440), (1072, 196385), (1085, 194032), (1240, 169778), (1267, 166160), (1340, 157108), (1448, 145390), (1736, 121270), (1810, 116312), (1876, 112220), (2077, 101360), (2170, 97016), (2345, 89776), (2480, 84889), (2534, 83080), (2680, 78554), (2896, 72695), (3472, 60635), (3620, 58156), (3752, 56110), (4154, 50680), (4340, 48508), (4690, 44888), (5068, 41540), (5360, 39277), (5611, 37520), (6335, 33232), (7240, 29078), (7504, 28055), (8308, 25340), (8680, 24254), (9380, 22444), (10136, 20770), (10385, 20272), (11222, 18760), (12127, 17360), (12670, 16616), (14480, 14539)]