72720318

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 165166848

約数和(自身を除く): 92446530

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 97, 111, 194, 222, 291, 307, 407, 582, 614, 814, 921, 1067, 1221, 1842, 2134, 2442, 3201, 3377, 3589, 6402, 6754, 7178, 10131, 10767, 11359, 20262, 21534, 22718, 29779, 34077, 39479, 59558, 68154, 78958, 89337, 118437, 124949, 178674, 236874, 249898, 327569, 374847, 655138, 749694, 982707, 1101823, 1965414, 2203646, 3305469, 6610938, 12120053, 24240106, 36360159, 72720318]

約数ペア:

[(1, 72720318), (2, 36360159), (3, 24240106), (6, 12120053), (11, 6610938), (22, 3305469), (33, 2203646), (37, 1965414), (66, 1101823), (74, 982707), (97, 749694), (111, 655138), (194, 374847), (222, 327569), (291, 249898), (307, 236874), (407, 178674), (582, 124949), (614, 118437), (814, 89337), (921, 78958), (1067, 68154), (1221, 59558), (1842, 39479), (2134, 34077), (2442, 29779), (3201, 22718), (3377, 21534), (3589, 20262), (6402, 11359), (6754, 10767), (7178, 10131)]