30408644

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 64060416

約数和(自身を除く): 33651772

約数列:

[1, 2, 4, 7, 14, 28, 31, 53, 62, 106, 124, 212, 217, 371, 434, 661, 742, 868, 1322, 1484, 1643, 2644, 3286, 4627, 6572, 9254, 11501, 18508, 20491, 23002, 35033, 40982, 46004, 70066, 81964, 140132, 143437, 245231, 286874, 490462, 573748, 980924, 1086023, 2172046, 4344092, 7602161, 15204322, 30408644]

約数ペア:

[(1, 30408644), (2, 15204322), (4, 7602161), (7, 4344092), (14, 2172046), (28, 1086023), (31, 980924), (53, 573748), (62, 490462), (106, 286874), (124, 245231), (212, 143437), (217, 140132), (371, 81964), (434, 70066), (661, 46004), (742, 40982), (868, 35033), (1322, 23002), (1484, 20491), (1643, 18508), (2644, 11501), (3286, 9254), (4627, 6572)]