20216286510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{149717}}^1$

素因数の和:150377

約数の個数: 64

約数和(自身を含む): 55536993792

約数和(自身を除く): 35320707282

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 643, 1286, 1929, 3215, 3858, 4501, 6430, 9002, 9645, 13503, 19290, 22505, 27006, 45010, 67515, 135030, 149717, 299434, 449151, 748585, 898302, 1048019, 1497170, 2096038, 2245755, 3144057, 4491510, 5240095, 6288114, 10480190, 15720285, 31440570, 96268031, 192536062, 288804093, 481340155, 577608186, 673876217, 962680310, 1347752434, 1444020465, 2021628651, 2888040930, 3369381085, 4043257302, 6738762170, 10108143255, 20216286510]

約数ペア:

[(1, 20216286510), (2, 10108143255), (3, 6738762170), (5, 4043257302), (6, 3369381085), (7, 2888040930), (10, 2021628651), (14, 1444020465), (15, 1347752434), (21, 962680310), (30, 673876217), (35, 577608186), (42, 481340155), (70, 288804093), (105, 192536062), (210, 96268031), (643, 31440570), (1286, 15720285), (1929, 10480190), (3215, 6288114), (3858, 5240095), (4501, 4491510), (6430, 3144057), (9002, 2245755), (9645, 2096038), (13503, 1497170), (19290, 1048019), (22505, 898302), (27006, 748585), (45010, 449151), (67515, 299434), (135030, 149717)]