205705800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{114281}}^1$

素因数の和:114303

約数の個数: 72

約数和(自身を含む): 690834690

約数和(自身を除く): 485128890

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 114281, 228562, 342843, 457124, 571405, 685686, 914248, 1028529, 1142810, 1371372, 1714215, 2057058, 2285620, 2742744, 2857025, 3428430, 4114116, 4571240, 5142645, 5714050, 6856860, 8228232, 8571075, 10285290, 11428100, 13713720, 17142150, 20570580, 22856200, 25713225, 34284300, 41141160, 51426450, 68568600, 102852900, 205705800]

約数ペア:

[(1, 205705800), (2, 102852900), (3, 68568600), (4, 51426450), (5, 41141160), (6, 34284300), (8, 25713225), (9, 22856200), (10, 20570580), (12, 17142150), (15, 13713720), (18, 11428100), (20, 10285290), (24, 8571075), (25, 8228232), (30, 6856860), (36, 5714050), (40, 5142645), (45, 4571240), (50, 4114116), (60, 3428430), (72, 2857025), (75, 2742744), (90, 2285620), (100, 2057058), (120, 1714215), (150, 1371372), (180, 1142810), (200, 1028529), (225, 914248), (300, 685686), (360, 571405), (450, 457124), (600, 342843), (900, 228562), (1800, 114281)]