641439360

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{577}}^1$

素因数の和:795

約数の個数: 192

約数和(自身を含む): 2230305480

約数和(自身を除く): 1588866120

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, 128, 144, 160, 180, 192, 193, 240, 288, 320, 360, 384, 386, 480, 576, 577, 579, 640, 720, 772, 960, 965, 1152, 1154, 1158, 1440, 1544, 1731, 1737, 1920, 1930, 2308, 2316, 2880, 2885, 2895, 3088, 3462, 3474, 3860, 4616, 4632, 5193, 5760, 5770, 5790, 6176, 6924, 6948, 7720, 8655, 8685, 9232, 9264, 10386, 11540, 11580, 12352, 13848, 13896, 15440, 17310, 17370, 18464, 18528, 20772, 23080, 23160, 24704, 25965, 27696, 27792, 30880, 34620, 34740, 36928, 37056, 41544, 46160, 46320, 51930, 55392, 55584, 61760, 69240, 69480, 73856, 74112, 83088, 92320, 92640, 103860, 110784, 111168, 111361, 123520, 138480, 138960, 166176, 184640, 185280, 207720, 221568, 222336, 222722, 276960, 277920, 332352, 334083, 369280, 370560, 415440, 445444, 553920, 555840, 556805, 664704, 668166, 830880, 890888, 1002249, 1107840, 1111680, 1113610, 1336332, 1661760, 1670415, 1781776, 2004498, 2227220, 2672664, 3323520, 3340830, 3563552, 4008996, 4454440, 5011245, 5345328, 6681660, 7127104, 8017992, 8908880, 10022490, 10690656, 13363320, 14254208, 16035984, 17817760, 20044980, 21381312, 26726640, 32071968, 35635520, 40089960, 42762624, 53453280, 64143936, 71271040, 80179920, 106906560, 128287872, 160359840, 213813120, 320719680, 641439360]

約数ペア:

[(1, 641439360), (2, 320719680), (3, 213813120), (4, 160359840), (5, 128287872), (6, 106906560), (8, 80179920), (9, 71271040), (10, 64143936), (12, 53453280), (15, 42762624), (16, 40089960), (18, 35635520), (20, 32071968), (24, 26726640), (30, 21381312), (32, 20044980), (36, 17817760), (40, 16035984), (45, 14254208), (48, 13363320), (60, 10690656), (64, 10022490), (72, 8908880), (80, 8017992), (90, 7127104), (96, 6681660), (120, 5345328), (128, 5011245), (144, 4454440), (160, 4008996), (180, 3563552), (192, 3340830), (193, 3323520), (240, 2672664), (288, 2227220), (320, 2004498), (360, 1781776), (384, 1670415), (386, 1661760), (480, 1336332), (576, 1113610), (577, 1111680), (579, 1107840), (640, 1002249), (720, 890888), (772, 830880), (960, 668166), (965, 664704), (1152, 556805), (1154, 555840), (1158, 553920), (1440, 445444), (1544, 415440), (1731, 370560), (1737, 369280), (1920, 334083), (1930, 332352), (2308, 277920), (2316, 276960), (2880, 222722), (2885, 222336), (2895, 221568), (3088, 207720), (3462, 185280), (3474, 184640), (3860, 166176), (4616, 138960), (4632, 138480), (5193, 123520), (5760, 111361), (5770, 111168), (5790, 110784), (6176, 103860), (6924, 92640), (6948, 92320), (7720, 83088), (8655, 74112), (8685, 73856), (9232, 69480), (9264, 69240), (10386, 61760), (11540, 55584), (11580, 55392), (12352, 51930), (13848, 46320), (13896, 46160), (15440, 41544), (17310, 37056), (17370, 36928), (18464, 34740), (18528, 34620), (20772, 30880), (23080, 27792), (23160, 27696), (24704, 25965)]