20214757320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1\times {\mathrm{2179}}^1$

素因数の和:3087

約数の個数: 128

約数和(自身を含む): 61374499200

約数和(自身を除く): 41159741880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 797, 970, 1164, 1455, 1594, 1940, 2179, 2328, 2391, 2910, 3188, 3880, 3985, 4358, 4782, 5820, 6376, 6537, 7970, 8716, 9564, 10895, 11640, 11955, 13074, 15940, 17432, 19128, 21790, 23910, 26148, 31880, 32685, 43580, 47820, 52296, 65370, 77309, 87160, 95640, 130740, 154618, 211363, 231927, 261480, 309236, 386545, 422726, 463854, 618472, 634089, 773090, 845452, 927708, 1056815, 1159635, 1268178, 1546180, 1690904, 1736663, 1855416, 2113630, 2319270, 2536356, 3092360, 3170445, 3473326, 4227260, 4638540, 5072712, 5209989, 6340890, 6946652, 8454520, 8683315, 9277080, 10419978, 12681780, 13893304, 17366630, 20839956, 25363560, 26049945, 34733260, 41679912, 52099890, 69466520, 104199780, 168456311, 208399560, 336912622, 505368933, 673825244, 842281555, 1010737866, 1347650488, 1684563110, 2021475732, 2526844665, 3369126220, 4042951464, 5053689330, 6738252440, 10107378660, 20214757320]

約数ペア:

[(1, 20214757320), (2, 10107378660), (3, 6738252440), (4, 5053689330), (5, 4042951464), (6, 3369126220), (8, 2526844665), (10, 2021475732), (12, 1684563110), (15, 1347650488), (20, 1010737866), (24, 842281555), (30, 673825244), (40, 505368933), (60, 336912622), (97, 208399560), (120, 168456311), (194, 104199780), (291, 69466520), (388, 52099890), (485, 41679912), (582, 34733260), (776, 26049945), (797, 25363560), (970, 20839956), (1164, 17366630), (1455, 13893304), (1594, 12681780), (1940, 10419978), (2179, 9277080), (2328, 8683315), (2391, 8454520), (2910, 6946652), (3188, 6340890), (3880, 5209989), (3985, 5072712), (4358, 4638540), (4782, 4227260), (5820, 3473326), (6376, 3170445), (6537, 3092360), (7970, 2536356), (8716, 2319270), (9564, 2113630), (10895, 1855416), (11640, 1736663), (11955, 1690904), (13074, 1546180), (15940, 1268178), (17432, 1159635), (19128, 1056815), (21790, 927708), (23910, 845452), (26148, 773090), (31880, 634089), (32685, 618472), (43580, 463854), (47820, 422726), (52296, 386545), (65370, 309236), (77309, 261480), (87160, 231927), (95640, 211363), (130740, 154618)]