30420159

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 24875841

約数列:

[1, 3, 7, 11, 19, 21, 29, 33, 57, 77, 87, 133, 203, 209, 231, 239, 319, 399, 551, 609, 627, 717, 957, 1463, 1653, 1673, 2233, 2629, 3857, 4389, 4541, 5019, 6061, 6699, 6931, 7887, 11571, 13623, 18183, 18403, 20793, 31787, 42427, 48517, 49951, 55209, 76241, 95361, 127281, 131689, 145551, 149853, 228723, 349657, 395067, 533687, 921823, 1048971, 1448579, 1601061, 2765469, 4345737, 10140053, 30420159]

約数ペア:

[(1, 30420159), (3, 10140053), (7, 4345737), (11, 2765469), (19, 1601061), (21, 1448579), (29, 1048971), (33, 921823), (57, 533687), (77, 395067), (87, 349657), (133, 228723), (203, 149853), (209, 145551), (231, 131689), (239, 127281), (319, 95361), (399, 76241), (551, 55209), (609, 49951), (627, 48517), (717, 42427), (957, 31787), (1463, 20793), (1653, 18403), (1673, 18183), (2233, 13623), (2629, 11571), (3857, 7887), (4389, 6931), (4541, 6699), (5019, 6061)]