320233760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 288

約数和(自身を含む): 1013523840

約数和(自身を除く): 693290080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 121, 136, 139, 140, 154, 160, 170, 176, 187, 220, 224, 238, 242, 272, 278, 280, 308, 340, 352, 374, 385, 440, 476, 484, 544, 556, 560, 595, 605, 616, 680, 695, 748, 770, 847, 880, 935, 952, 968, 973, 1112, 1120, 1190, 1210, 1232, 1309, 1360, 1390, 1496, 1529, 1540, 1694, 1760, 1870, 1904, 1936, 1946, 2057, 2224, 2363, 2380, 2420, 2464, 2618, 2720, 2780, 2992, 3058, 3080, 3388, 3740, 3808, 3872, 3892, 4114, 4235, 4448, 4726, 4760, 4840, 4865, 5236, 5560, 5984, 6116, 6160, 6545, 6776, 7480, 7645, 7784, 8228, 8470, 9452, 9520, 9680, 9730, 10285, 10472, 10703, 11120, 11815, 12232, 12320, 13090, 13552, 14399, 14960, 15290, 15568, 16456, 16541, 16819, 16940, 18904, 19040, 19360, 19460, 20570, 20944, 21406, 22240, 23630, 24464, 25993, 26180, 27104, 28798, 29920, 30580, 31136, 32912, 33082, 33638, 33880, 37808, 38920, 41140, 41888, 42812, 47260, 48928, 51986, 52360, 53515, 57596, 61160, 65824, 66164, 67276, 67760, 71995, 75616, 77840, 82280, 82705, 84095, 85624, 94520, 103972, 104720, 107030, 115192, 117733, 122320, 129965, 132328, 134552, 135520, 143990, 155680, 164560, 165410, 168190, 171248, 181951, 189040, 207944, 209440, 214060, 230384, 235466, 244640, 259930, 264656, 269104, 285923, 287980, 329120, 330820, 336380, 342496, 363902, 378080, 415888, 428120, 460768, 470932, 519860, 529312, 538208, 571846, 575960, 588665, 661640, 672760, 727804, 831776, 856240, 909755, 941864, 1039720, 1143692, 1151920, 1177330, 1323280, 1345520, 1429615, 1455608, 1712480, 1819510, 1883728, 2001461, 2079440, 2287384, 2303840, 2354660, 2646560, 2691040, 2859230, 2911216, 3639020, 3767456, 4002922, 4158880, 4574768, 4709320, 5718460, 5822432, 7278040, 8005844, 9149536, 9418640, 10007305, 11436920, 14556080, 16011688, 18837280, 20014610, 22873840, 29112160, 32023376, 40029220, 45747680, 64046752, 80058440, 160116880, 320233760]

約数ペア:

[(1, 320233760), (2, 160116880), (4, 80058440), (5, 64046752), (7, 45747680), (8, 40029220), (10, 32023376), (11, 29112160), (14, 22873840), (16, 20014610), (17, 18837280), (20, 16011688), (22, 14556080), (28, 11436920), (32, 10007305), (34, 9418640), (35, 9149536), (40, 8005844), (44, 7278040), (55, 5822432), (56, 5718460), (68, 4709320), (70, 4574768), (77, 4158880), (80, 4002922), (85, 3767456), (88, 3639020), (110, 2911216), (112, 2859230), (119, 2691040), (121, 2646560), (136, 2354660), (139, 2303840), (140, 2287384), (154, 2079440), (160, 2001461), (170, 1883728), (176, 1819510), (187, 1712480), (220, 1455608), (224, 1429615), (238, 1345520), (242, 1323280), (272, 1177330), (278, 1151920), (280, 1143692), (308, 1039720), (340, 941864), (352, 909755), (374, 856240), (385, 831776), (440, 727804), (476, 672760), (484, 661640), (544, 588665), (556, 575960), (560, 571846), (595, 538208), (605, 529312), (616, 519860), (680, 470932), (695, 460768), (748, 428120), (770, 415888), (847, 378080), (880, 363902), (935, 342496), (952, 336380), (968, 330820), (973, 329120), (1112, 287980), (1120, 285923), (1190, 269104), (1210, 264656), (1232, 259930), (1309, 244640), (1360, 235466), (1390, 230384), (1496, 214060), (1529, 209440), (1540, 207944), (1694, 189040), (1760, 181951), (1870, 171248), (1904, 168190), (1936, 165410), (1946, 164560), (2057, 155680), (2224, 143990), (2363, 135520), (2380, 134552), (2420, 132328), (2464, 129965), (2618, 122320), (2720, 117733), (2780, 115192), (2992, 107030), (3058, 104720), (3080, 103972), (3388, 94520), (3740, 85624), (3808, 84095), (3872, 82705), (3892, 82280), (4114, 77840), (4235, 75616), (4448, 71995), (4726, 67760), (4760, 67276), (4840, 66164), (4865, 65824), (5236, 61160), (5560, 57596), (5984, 53515), (6116, 52360), (6160, 51986), (6545, 48928), (6776, 47260), (7480, 42812), (7645, 41888), (7784, 41140), (8228, 38920), (8470, 37808), (9452, 33880), (9520, 33638), (9680, 33082), (9730, 32912), (10285, 31136), (10472, 30580), (10703, 29920), (11120, 28798), (11815, 27104), (12232, 26180), (12320, 25993), (13090, 24464), (13552, 23630), (14399, 22240), (14960, 21406), (15290, 20944), (15568, 20570), (16456, 19460), (16541, 19360), (16819, 19040), (16940, 18904)]