51720000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{431}}^1$

素因数の和:466

約数の個数: 140

約数和(自身を含む): 171395136

約数和(自身を除く): 119675136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 431, 480, 500, 600, 625, 750, 800, 862, 960, 1000, 1200, 1250, 1293, 1500, 1600, 1724, 1875, 2000, 2155, 2400, 2500, 2586, 3000, 3448, 3750, 4000, 4310, 4800, 5000, 5172, 6000, 6465, 6896, 7500, 8000, 8620, 10000, 10344, 10775, 12000, 12930, 13792, 15000, 17240, 20000, 20688, 21550, 24000, 25860, 27584, 30000, 32325, 34480, 40000, 41376, 43100, 51720, 53875, 60000, 64650, 68960, 82752, 86200, 103440, 107750, 120000, 129300, 137920, 161625, 172400, 206880, 215500, 258600, 269375, 323250, 344800, 413760, 431000, 517200, 538750, 646500, 689600, 808125, 862000, 1034400, 1077500, 1293000, 1616250, 1724000, 2068800, 2155000, 2586000, 3232500, 3448000, 4310000, 5172000, 6465000, 8620000, 10344000, 12930000, 17240000, 25860000, 51720000]

約数ペア:

[(1, 51720000), (2, 25860000), (3, 17240000), (4, 12930000), (5, 10344000), (6, 8620000), (8, 6465000), (10, 5172000), (12, 4310000), (15, 3448000), (16, 3232500), (20, 2586000), (24, 2155000), (25, 2068800), (30, 1724000), (32, 1616250), (40, 1293000), (48, 1077500), (50, 1034400), (60, 862000), (64, 808125), (75, 689600), (80, 646500), (96, 538750), (100, 517200), (120, 431000), (125, 413760), (150, 344800), (160, 323250), (192, 269375), (200, 258600), (240, 215500), (250, 206880), (300, 172400), (320, 161625), (375, 137920), (400, 129300), (431, 120000), (480, 107750), (500, 103440), (600, 86200), (625, 82752), (750, 68960), (800, 64650), (862, 60000), (960, 53875), (1000, 51720), (1200, 43100), (1250, 41376), (1293, 40000), (1500, 34480), (1600, 32325), (1724, 30000), (1875, 27584), (2000, 25860), (2155, 24000), (2400, 21550), (2500, 20688), (2586, 20000), (3000, 17240), (3448, 15000), (3750, 13792), (4000, 12930), (4310, 12000), (4800, 10775), (5000, 10344), (5172, 10000), (6000, 8620), (6465, 8000), (6896, 7500)]