21564000

素因数分解:

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

素因数の和:630

約数の個数: 144

約数和(自身を含む): 76658400

約数和(自身を除く): 55094400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 599, 600, 720, 750, 800, 900, 1000, 1125, 1198, 1200, 1440, 1500, 1797, 1800, 2000, 2250, 2396, 2400, 2995, 3000, 3594, 3600, 4000, 4500, 4792, 5391, 5990, 6000, 7188, 7200, 8985, 9000, 9584, 10782, 11980, 12000, 14376, 14975, 17970, 18000, 19168, 21564, 23960, 26955, 28752, 29950, 35940, 36000, 43128, 44925, 47920, 53910, 57504, 59900, 71880, 74875, 86256, 89850, 95840, 107820, 119800, 134775, 143760, 149750, 172512, 179700, 215640, 224625, 239600, 269550, 287520, 299500, 359400, 431280, 449250, 479200, 539100, 599000, 673875, 718800, 862560, 898500, 1078200, 1198000, 1347750, 1437600, 1797000, 2156400, 2396000, 2695500, 3594000, 4312800, 5391000, 7188000, 10782000, 21564000]

約数ペア:

[(1, 21564000), (2, 10782000), (3, 7188000), (4, 5391000), (5, 4312800), (6, 3594000), (8, 2695500), (9, 2396000), (10, 2156400), (12, 1797000), (15, 1437600), (16, 1347750), (18, 1198000), (20, 1078200), (24, 898500), (25, 862560), (30, 718800), (32, 673875), (36, 599000), (40, 539100), (45, 479200), (48, 449250), (50, 431280), (60, 359400), (72, 299500), (75, 287520), (80, 269550), (90, 239600), (96, 224625), (100, 215640), (120, 179700), (125, 172512), (144, 149750), (150, 143760), (160, 134775), (180, 119800), (200, 107820), (225, 95840), (240, 89850), (250, 86256), (288, 74875), (300, 71880), (360, 59900), (375, 57504), (400, 53910), (450, 47920), (480, 44925), (500, 43128), (599, 36000), (600, 35940), (720, 29950), (750, 28752), (800, 26955), (900, 23960), (1000, 21564), (1125, 19168), (1198, 18000), (1200, 17970), (1440, 14975), (1500, 14376), (1797, 12000), (1800, 11980), (2000, 10782), (2250, 9584), (2396, 9000), (2400, 8985), (2995, 7200), (3000, 7188), (3594, 6000), (3600, 5990), (4000, 5391), (4500, 4792)]