1493820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 4660656

約数和(自身を除く): 3166836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 193, 215, 258, 386, 387, 430, 516, 579, 645, 772, 774, 860, 965, 1158, 1290, 1548, 1737, 1930, 1935, 2316, 2580, 2895, 3474, 3860, 3870, 5790, 6948, 7740, 8299, 8685, 11580, 16598, 17370, 24897, 33196, 34740, 41495, 49794, 74691, 82990, 99588, 124485, 149382, 165980, 248970, 298764, 373455, 497940, 746910, 1493820]

約数ペア:

[(1, 1493820), (2, 746910), (3, 497940), (4, 373455), (5, 298764), (6, 248970), (9, 165980), (10, 149382), (12, 124485), (15, 99588), (18, 82990), (20, 74691), (30, 49794), (36, 41495), (43, 34740), (45, 33196), (60, 24897), (86, 17370), (90, 16598), (129, 11580), (172, 8685), (180, 8299), (193, 7740), (215, 6948), (258, 5790), (386, 3870), (387, 3860), (430, 3474), (516, 2895), (579, 2580), (645, 2316), (772, 1935), (774, 1930), (860, 1737), (965, 1548), (1158, 1290)]