491802080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 288

約数和(自身を含む): 1544417280

約数和(自身を除く): 1052615200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 121, 133, 140, 152, 154, 160, 176, 190, 191, 209, 220, 224, 242, 266, 280, 304, 308, 352, 380, 382, 385, 418, 440, 484, 532, 560, 605, 608, 616, 665, 760, 764, 770, 836, 847, 880, 955, 968, 1045, 1064, 1120, 1210, 1232, 1330, 1337, 1463, 1520, 1528, 1540, 1672, 1694, 1760, 1910, 1936, 2090, 2101, 2128, 2299, 2420, 2464, 2660, 2674, 2926, 3040, 3056, 3080, 3344, 3388, 3629, 3820, 3872, 4180, 4202, 4235, 4256, 4598, 4840, 5320, 5348, 5852, 6112, 6160, 6685, 6688, 6776, 7258, 7315, 7640, 8360, 8404, 8470, 9196, 9680, 10505, 10640, 10696, 11495, 11704, 12320, 13370, 13552, 14516, 14630, 14707, 15280, 16093, 16720, 16808, 16940, 18145, 18392, 19360, 21010, 21280, 21392, 22990, 23111, 23408, 25403, 26740, 27104, 29032, 29260, 29414, 30560, 32186, 33440, 33616, 33880, 36290, 36784, 39919, 42020, 42784, 45980, 46222, 46816, 50806, 53480, 58064, 58520, 58828, 64372, 67232, 67760, 72580, 73535, 73568, 79838, 80465, 84040, 91960, 92444, 101612, 106960, 115555, 116128, 117040, 117656, 127015, 128744, 135520, 145160, 147070, 159676, 160930, 161777, 168080, 183920, 184888, 199595, 203224, 213920, 231110, 234080, 235312, 254030, 257488, 279433, 290320, 294140, 319352, 321860, 323554, 336160, 367840, 369776, 399190, 406448, 439109, 462220, 470624, 508060, 514976, 558866, 580640, 588280, 638704, 643720, 647108, 739552, 798380, 808885, 812896, 878218, 924440, 1016120, 1117732, 1176560, 1277408, 1287440, 1294216, 1397165, 1596760, 1617770, 1756436, 1848880, 2032240, 2195545, 2235464, 2353120, 2574880, 2588432, 2794330, 3073763, 3193520, 3235540, 3512872, 3697760, 4064480, 4391090, 4470928, 5176864, 5588660, 6147526, 6387040, 6471080, 7025744, 8782180, 8941856, 11177320, 12295052, 12942160, 14051488, 15368815, 17564360, 22354640, 24590104, 25884320, 30737630, 35128720, 44709280, 49180208, 61475260, 70257440, 98360416, 122950520, 245901040, 491802080]

約数ペア:

[(1, 491802080), (2, 245901040), (4, 122950520), (5, 98360416), (7, 70257440), (8, 61475260), (10, 49180208), (11, 44709280), (14, 35128720), (16, 30737630), (19, 25884320), (20, 24590104), (22, 22354640), (28, 17564360), (32, 15368815), (35, 14051488), (38, 12942160), (40, 12295052), (44, 11177320), (55, 8941856), (56, 8782180), (70, 7025744), (76, 6471080), (77, 6387040), (80, 6147526), (88, 5588660), (95, 5176864), (110, 4470928), (112, 4391090), (121, 4064480), (133, 3697760), (140, 3512872), (152, 3235540), (154, 3193520), (160, 3073763), (176, 2794330), (190, 2588432), (191, 2574880), (209, 2353120), (220, 2235464), (224, 2195545), (242, 2032240), (266, 1848880), (280, 1756436), (304, 1617770), (308, 1596760), (352, 1397165), (380, 1294216), (382, 1287440), (385, 1277408), (418, 1176560), (440, 1117732), (484, 1016120), (532, 924440), (560, 878218), (605, 812896), (608, 808885), (616, 798380), (665, 739552), (760, 647108), (764, 643720), (770, 638704), (836, 588280), (847, 580640), (880, 558866), (955, 514976), (968, 508060), (1045, 470624), (1064, 462220), (1120, 439109), (1210, 406448), (1232, 399190), (1330, 369776), (1337, 367840), (1463, 336160), (1520, 323554), (1528, 321860), (1540, 319352), (1672, 294140), (1694, 290320), (1760, 279433), (1910, 257488), (1936, 254030), (2090, 235312), (2101, 234080), (2128, 231110), (2299, 213920), (2420, 203224), (2464, 199595), (2660, 184888), (2674, 183920), (2926, 168080), (3040, 161777), (3056, 160930), (3080, 159676), (3344, 147070), (3388, 145160), (3629, 135520), (3820, 128744), (3872, 127015), (4180, 117656), (4202, 117040), (4235, 116128), (4256, 115555), (4598, 106960), (4840, 101612), (5320, 92444), (5348, 91960), (5852, 84040), (6112, 80465), (6160, 79838), (6685, 73568), (6688, 73535), (6776, 72580), (7258, 67760), (7315, 67232), (7640, 64372), (8360, 58828), (8404, 58520), (8470, 58064), (9196, 53480), (9680, 50806), (10505, 46816), (10640, 46222), (10696, 45980), (11495, 42784), (11704, 42020), (12320, 39919), (13370, 36784), (13552, 36290), (14516, 33880), (14630, 33616), (14707, 33440), (15280, 32186), (16093, 30560), (16720, 29414), (16808, 29260), (16940, 29032), (18145, 27104), (18392, 26740), (19360, 25403), (21010, 23408), (21280, 23111), (21392, 22990)]