2156400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{599}}^1$

素因数の和:623

約数の個数: 90

約数和(自身を含む): 7495800

約数和(自身を除く): 5339400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 599, 600, 720, 900, 1198, 1200, 1797, 1800, 2396, 2995, 3594, 3600, 4792, 5391, 5990, 7188, 8985, 9584, 10782, 11980, 14376, 14975, 17970, 21564, 23960, 26955, 28752, 29950, 35940, 43128, 44925, 47920, 53910, 59900, 71880, 86256, 89850, 107820, 119800, 134775, 143760, 179700, 215640, 239600, 269550, 359400, 431280, 539100, 718800, 1078200, 2156400]

約数ペア:

[(1, 2156400), (2, 1078200), (3, 718800), (4, 539100), (5, 431280), (6, 359400), (8, 269550), (9, 239600), (10, 215640), (12, 179700), (15, 143760), (16, 134775), (18, 119800), (20, 107820), (24, 89850), (25, 86256), (30, 71880), (36, 59900), (40, 53910), (45, 47920), (48, 44925), (50, 43128), (60, 35940), (72, 29950), (75, 28752), (80, 26955), (90, 23960), (100, 21564), (120, 17970), (144, 14975), (150, 14376), (180, 11980), (200, 10782), (225, 9584), (240, 8985), (300, 7188), (360, 5990), (400, 5391), (450, 4792), (599, 3600), (600, 3594), (720, 2995), (900, 2396), (1198, 1800), (1200, 1797)]