197939520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{68729}}^1$

素因数の和:68752

約数の個数: 84

約数和(自身を含む): 680839380

約数和(自身を除く): 482899860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 68729, 137458, 206187, 274916, 343645, 412374, 549832, 618561, 687290, 824748, 1030935, 1099664, 1237122, 1374580, 1649496, 2061870, 2199328, 2474244, 2749160, 3092805, 3298992, 4123740, 4398656, 4948488, 5498320, 6185610, 6597984, 8247480, 9896976, 10996640, 12371220, 13195968, 16494960, 19793952, 21993280, 24742440, 32989920, 39587904, 49484880, 65979840, 98969760, 197939520]

約数ペア:

[(1, 197939520), (2, 98969760), (3, 65979840), (4, 49484880), (5, 39587904), (6, 32989920), (8, 24742440), (9, 21993280), (10, 19793952), (12, 16494960), (15, 13195968), (16, 12371220), (18, 10996640), (20, 9896976), (24, 8247480), (30, 6597984), (32, 6185610), (36, 5498320), (40, 4948488), (45, 4398656), (48, 4123740), (60, 3298992), (64, 3092805), (72, 2749160), (80, 2474244), (90, 2199328), (96, 2061870), (120, 1649496), (144, 1374580), (160, 1237122), (180, 1099664), (192, 1030935), (240, 824748), (288, 687290), (320, 618561), (360, 549832), (480, 412374), (576, 343645), (720, 274916), (960, 206187), (1440, 137458), (2880, 68729)]