890727840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{68729}}^1$

素因数の和:68756

約数の個数: 120

約数和(自身を含む): 3143572740

約数和(自身を除く): 2252844900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 68729, 137458, 206187, 274916, 343645, 412374, 549832, 618561, 687290, 824748, 1030935, 1099664, 1237122, 1374580, 1649496, 1855683, 2061870, 2199328, 2474244, 2749160, 3092805, 3298992, 3711366, 4123740, 4948488, 5498320, 5567049, 6185610, 6597984, 7422732, 8247480, 9278415, 9896976, 10996640, 11134098, 12371220, 14845464, 16494960, 18556830, 19793952, 22268196, 24742440, 27835245, 29690928, 32989920, 37113660, 44536392, 49484880, 55670490, 59381856, 74227320, 89072784, 98969760, 111340980, 148454640, 178145568, 222681960, 296909280, 445363920, 890727840]

約数ペア:

[(1, 890727840), (2, 445363920), (3, 296909280), (4, 222681960), (5, 178145568), (6, 148454640), (8, 111340980), (9, 98969760), (10, 89072784), (12, 74227320), (15, 59381856), (16, 55670490), (18, 49484880), (20, 44536392), (24, 37113660), (27, 32989920), (30, 29690928), (32, 27835245), (36, 24742440), (40, 22268196), (45, 19793952), (48, 18556830), (54, 16494960), (60, 14845464), (72, 12371220), (80, 11134098), (81, 10996640), (90, 9896976), (96, 9278415), (108, 8247480), (120, 7422732), (135, 6597984), (144, 6185610), (160, 5567049), (162, 5498320), (180, 4948488), (216, 4123740), (240, 3711366), (270, 3298992), (288, 3092805), (324, 2749160), (360, 2474244), (405, 2199328), (432, 2061870), (480, 1855683), (540, 1649496), (648, 1374580), (720, 1237122), (810, 1099664), (864, 1030935), (1080, 824748), (1296, 687290), (1440, 618561), (1620, 549832), (2160, 412374), (2592, 343645), (3240, 274916), (4320, 206187), (6480, 137458), (12960, 68729)]