321594420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17807}}^1$

素因数の和:17869

約数の個数: 96

約数和(自身を含む): 1053093888

約数和(自身を除く): 731499468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 17807, 18060, 35614, 53421, 71228, 89035, 106842, 124649, 178070, 213684, 249298, 267105, 356140, 373947, 498596, 534210, 623245, 747894, 765701, 1068420, 1246490, 1495788, 1531402, 1869735, 2297103, 2492980, 3062804, 3739470, 3828505, 4594206, 5359907, 7478940, 7657010, 9188412, 10719814, 11485515, 15314020, 16079721, 21439628, 22971030, 26799535, 32159442, 45942060, 53599070, 64318884, 80398605, 107198140, 160797210, 321594420]

約数ペア:

[(1, 321594420), (2, 160797210), (3, 107198140), (4, 80398605), (5, 64318884), (6, 53599070), (7, 45942060), (10, 32159442), (12, 26799535), (14, 22971030), (15, 21439628), (20, 16079721), (21, 15314020), (28, 11485515), (30, 10719814), (35, 9188412), (42, 7657010), (43, 7478940), (60, 5359907), (70, 4594206), (84, 3828505), (86, 3739470), (105, 3062804), (129, 2492980), (140, 2297103), (172, 1869735), (210, 1531402), (215, 1495788), (258, 1246490), (301, 1068420), (420, 765701), (430, 747894), (516, 623245), (602, 534210), (645, 498596), (860, 373947), (903, 356140), (1204, 267105), (1290, 249298), (1505, 213684), (1806, 178070), (2580, 124649), (3010, 106842), (3612, 89035), (4515, 71228), (6020, 53421), (9030, 35614), (17807, 18060)]