30448740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72497}}^1$

素因数の和:72516

約数の個数: 48

約数和(自身を含む): 97437312

約数和(自身を除く): 66988572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 72497, 144994, 217491, 289988, 362485, 434982, 507479, 724970, 869964, 1014958, 1087455, 1449940, 1522437, 2029916, 2174910, 2537395, 3044874, 4349820, 5074790, 6089748, 7612185, 10149580, 15224370, 30448740]

約数ペア:

[(1, 30448740), (2, 15224370), (3, 10149580), (4, 7612185), (5, 6089748), (6, 5074790), (7, 4349820), (10, 3044874), (12, 2537395), (14, 2174910), (15, 2029916), (20, 1522437), (21, 1449940), (28, 1087455), (30, 1014958), (35, 869964), (42, 724970), (60, 507479), (70, 434982), (84, 362485), (105, 289988), (140, 217491), (210, 144994), (420, 72497)]