720521568

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{21383}}^1$

素因数の和:21418

約数の個数: 120

約数和(自身を含む): 2282143248

約数和(自身を除く): 1561621680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 288, 312, 324, 351, 416, 432, 468, 624, 648, 702, 864, 936, 1053, 1248, 1296, 1404, 1872, 2106, 2592, 2808, 3744, 4212, 5616, 8424, 11232, 16848, 21383, 33696, 42766, 64149, 85532, 128298, 171064, 192447, 256596, 277979, 342128, 384894, 513192, 555958, 577341, 684256, 769788, 833937, 1026384, 1111916, 1154682, 1539576, 1667874, 1732023, 2052768, 2223832, 2309364, 2501811, 3079152, 3335748, 3464046, 4447664, 4618728, 5003622, 6158304, 6671496, 6928092, 7505433, 8895328, 9237456, 10007244, 13342992, 13856184, 15010866, 18474912, 20014488, 22516299, 26685984, 27712368, 30021732, 40028976, 45032598, 55424736, 60043464, 80057952, 90065196, 120086928, 180130392, 240173856, 360260784, 720521568]

約数ペア:

[(1, 720521568), (2, 360260784), (3, 240173856), (4, 180130392), (6, 120086928), (8, 90065196), (9, 80057952), (12, 60043464), (13, 55424736), (16, 45032598), (18, 40028976), (24, 30021732), (26, 27712368), (27, 26685984), (32, 22516299), (36, 20014488), (39, 18474912), (48, 15010866), (52, 13856184), (54, 13342992), (72, 10007244), (78, 9237456), (81, 8895328), (96, 7505433), (104, 6928092), (108, 6671496), (117, 6158304), (144, 5003622), (156, 4618728), (162, 4447664), (208, 3464046), (216, 3335748), (234, 3079152), (288, 2501811), (312, 2309364), (324, 2223832), (351, 2052768), (416, 1732023), (432, 1667874), (468, 1539576), (624, 1154682), (648, 1111916), (702, 1026384), (864, 833937), (936, 769788), (1053, 684256), (1248, 577341), (1296, 555958), (1404, 513192), (1872, 384894), (2106, 342128), (2592, 277979), (2808, 256596), (3744, 192447), (4212, 171064), (5616, 128298), (8424, 85532), (11232, 64149), (16848, 42766), (21383, 33696)]