1520779876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1097}}^1$

素因数の和:1769

約数の個数: 72

約数和(自身を含む): 3385652256

約数和(自身を除く): 1864872380

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 643, 1078, 1097, 1286, 2156, 2194, 2572, 4388, 4501, 7073, 7679, 9002, 12067, 14146, 15358, 18004, 24134, 28292, 30716, 31507, 48268, 49511, 53753, 63014, 84469, 99022, 107506, 126028, 168938, 198044, 215012, 337876, 346577, 591283, 693154, 705371, 1182566, 1386308, 1410742, 2365132, 2821484, 4937597, 7759081, 9875194, 15518162, 19750388, 31036324, 34563179, 54313567, 69126358, 108627134, 138252716, 217254268, 380194969, 760389938, 1520779876]

約数ペア:

[(1, 1520779876), (2, 760389938), (4, 380194969), (7, 217254268), (11, 138252716), (14, 108627134), (22, 69126358), (28, 54313567), (44, 34563179), (49, 31036324), (77, 19750388), (98, 15518162), (154, 9875194), (196, 7759081), (308, 4937597), (539, 2821484), (643, 2365132), (1078, 1410742), (1097, 1386308), (1286, 1182566), (2156, 705371), (2194, 693154), (2572, 591283), (4388, 346577), (4501, 337876), (7073, 215012), (7679, 198044), (9002, 168938), (12067, 126028), (14146, 107506), (15358, 99022), (18004, 84469), (24134, 63014), (28292, 53753), (30716, 49511), (31507, 48268)]