1247784000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{51991}}^1$

素因数の和:52021

約数の個数: 112

約数和(自身を含む): 4120262016

約数和(自身を除く): 2872478016

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, 480, 500, 600, 750, 800, 960, 1000, 1200, 1500, 1600, 2000, 2400, 3000, 4000, 4800, 6000, 8000, 12000, 24000, 51991, 103982, 155973, 207964, 259955, 311946, 415928, 519910, 623892, 779865, 831856, 1039820, 1247784, 1299775, 1559730, 1663712, 2079640, 2495568, 2599550, 3119460, 3327424, 3899325, 4159280, 4991136, 5199100, 6238920, 6498875, 7798650, 8318560, 9982272, 10398200, 12477840, 12997750, 15597300, 16637120, 19496625, 20796400, 24955680, 25995500, 31194600, 38993250, 41592800, 49911360, 51991000, 62389200, 77986500, 83185600, 103982000, 124778400, 155973000, 207964000, 249556800, 311946000, 415928000, 623892000, 1247784000]

約数ペア:

[(1, 1247784000), (2, 623892000), (3, 415928000), (4, 311946000), (5, 249556800), (6, 207964000), (8, 155973000), (10, 124778400), (12, 103982000), (15, 83185600), (16, 77986500), (20, 62389200), (24, 51991000), (25, 49911360), (30, 41592800), (32, 38993250), (40, 31194600), (48, 25995500), (50, 24955680), (60, 20796400), (64, 19496625), (75, 16637120), (80, 15597300), (96, 12997750), (100, 12477840), (120, 10398200), (125, 9982272), (150, 8318560), (160, 7798650), (192, 6498875), (200, 6238920), (240, 5199100), (250, 4991136), (300, 4159280), (320, 3899325), (375, 3327424), (400, 3119460), (480, 2599550), (500, 2495568), (600, 2079640), (750, 1663712), (800, 1559730), (960, 1299775), (1000, 1247784), (1200, 1039820), (1500, 831856), (1600, 779865), (2000, 623892), (2400, 519910), (3000, 415928), (4000, 311946), (4800, 259955), (6000, 207964), (8000, 155973), (12000, 103982), (24000, 51991)]