16380420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:969

約数の個数: 96

約数和(自身を含む): 53695488

約数和(自身を除く): 37315068

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, 907, 1204, 1290, 1505, 1806, 1814, 2580, 2721, 3010, 3612, 3628, 4515, 4535, 5442, 6020, 6349, 9030, 9070, 10884, 12698, 13605, 18060, 18140, 19047, 25396, 27210, 31745, 38094, 39001, 54420, 63490, 76188, 78002, 95235, 117003, 126980, 156004, 190470, 195005, 234006, 273007, 380940, 390010, 468012, 546014, 585015, 780020, 819021, 1092028, 1170030, 1365035, 1638042, 2340060, 2730070, 3276084, 4095105, 5460140, 8190210, 16380420]

約数ペア:

[(1, 16380420), (2, 8190210), (3, 5460140), (4, 4095105), (5, 3276084), (6, 2730070), (7, 2340060), (10, 1638042), (12, 1365035), (14, 1170030), (15, 1092028), (20, 819021), (21, 780020), (28, 585015), (30, 546014), (35, 468012), (42, 390010), (43, 380940), (60, 273007), (70, 234006), (84, 195005), (86, 190470), (105, 156004), (129, 126980), (140, 117003), (172, 95235), (210, 78002), (215, 76188), (258, 63490), (301, 54420), (420, 39001), (430, 38094), (516, 31745), (602, 27210), (645, 25396), (860, 19047), (903, 18140), (907, 18060), (1204, 13605), (1290, 12698), (1505, 10884), (1806, 9070), (1814, 9030), (2580, 6349), (2721, 6020), (3010, 5442), (3612, 4535), (3628, 4515)]