12871800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{7151}}^1$

素因数の和:7173

約数の個数: 72

約数和(自身を含む): 43233840

約数和(自身を除く): 30362040

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, 7151, 14302, 21453, 28604, 35755, 42906, 57208, 64359, 71510, 85812, 107265, 128718, 143020, 171624, 178775, 214530, 257436, 286040, 321795, 357550, 429060, 514872, 536325, 643590, 715100, 858120, 1072650, 1287180, 1430200, 1608975, 2145300, 2574360, 3217950, 4290600, 6435900, 12871800]

約数ペア:

[(1, 12871800), (2, 6435900), (3, 4290600), (4, 3217950), (5, 2574360), (6, 2145300), (8, 1608975), (9, 1430200), (10, 1287180), (12, 1072650), (15, 858120), (18, 715100), (20, 643590), (24, 536325), (25, 514872), (30, 429060), (36, 357550), (40, 321795), (45, 286040), (50, 257436), (60, 214530), (72, 178775), (75, 171624), (90, 143020), (100, 128718), (120, 107265), (150, 85812), (180, 71510), (200, 64359), (225, 57208), (300, 42906), (360, 35755), (450, 28604), (600, 21453), (900, 14302), (1800, 7151)]