638560272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{9007}}^1$

素因数の和:9236

約数の個数: 80

約数和(自身を含む): 1894418432

約数和(自身を除く): 1255858160

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 211, 336, 422, 633, 844, 1266, 1477, 1688, 2532, 2954, 3376, 4431, 5064, 5908, 8862, 9007, 10128, 11816, 17724, 18014, 23632, 27021, 35448, 36028, 54042, 63049, 70896, 72056, 108084, 126098, 144112, 189147, 216168, 252196, 378294, 432336, 504392, 756588, 1008784, 1513176, 1900477, 3026352, 3800954, 5701431, 7601908, 11402862, 13303339, 15203816, 22805724, 26606678, 30407632, 39910017, 45611448, 53213356, 79820034, 91222896, 106426712, 159640068, 212853424, 319280136, 638560272]

約数ペア:

[(1, 638560272), (2, 319280136), (3, 212853424), (4, 159640068), (6, 106426712), (7, 91222896), (8, 79820034), (12, 53213356), (14, 45611448), (16, 39910017), (21, 30407632), (24, 26606678), (28, 22805724), (42, 15203816), (48, 13303339), (56, 11402862), (84, 7601908), (112, 5701431), (168, 3800954), (211, 3026352), (336, 1900477), (422, 1513176), (633, 1008784), (844, 756588), (1266, 504392), (1477, 432336), (1688, 378294), (2532, 252196), (2954, 216168), (3376, 189147), (4431, 144112), (5064, 126098), (5908, 108084), (8862, 72056), (9007, 70896), (10128, 63049), (11816, 54042), (17724, 36028), (18014, 35448), (23632, 27021)]