78934140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{438523}}^1$

素因数の和:438538

約数の個数: 36

約数和(自身を含む): 239434104

約数和(自身を除く): 160499964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 438523, 877046, 1315569, 1754092, 2192615, 2631138, 3946707, 4385230, 5262276, 6577845, 7893414, 8770460, 13155690, 15786828, 19733535, 26311380, 39467070, 78934140]

約数ペア:

[(1, 78934140), (2, 39467070), (3, 26311380), (4, 19733535), (5, 15786828), (6, 13155690), (9, 8770460), (10, 7893414), (12, 6577845), (15, 5262276), (18, 4385230), (20, 3946707), (30, 2631138), (36, 2192615), (45, 1754092), (60, 1315569), (90, 877046), (180, 438523)]