1290078720

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 480

約数和(自身を含む): 5387690880

約数和(自身を除く): 4097612160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 128, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 256, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 384, 399, 420, 421, 448, 456, 480, 504, 512, 532, 560, 570, 576, 608, 630, 640, 665, 672, 684, 720, 760, 768, 798, 840, 842, 855, 896, 912, 960, 1008, 1064, 1120, 1140, 1152, 1197, 1216, 1260, 1263, 1280, 1330, 1344, 1368, 1440, 1520, 1536, 1596, 1680, 1684, 1710, 1792, 1824, 1920, 1995, 2016, 2105, 2128, 2240, 2280, 2304, 2394, 2432, 2520, 2526, 2560, 2660, 2688, 2736, 2880, 2947, 3040, 3192, 3360, 3368, 3420, 3584, 3648, 3789, 3840, 3990, 4032, 4210, 4256, 4480, 4560, 4608, 4788, 4864, 5040, 5052, 5320, 5376, 5472, 5760, 5894, 5985, 6080, 6315, 6384, 6720, 6736, 6840, 7296, 7578, 7680, 7980, 7999, 8064, 8420, 8512, 8841, 8960, 9120, 9576, 9728, 10080, 10104, 10640, 10752, 10944, 11520, 11788, 11970, 12160, 12630, 12768, 13440, 13472, 13680, 14592, 14735, 15156, 15960, 15998, 16128, 16840, 17024, 17682, 17920, 18240, 18945, 19152, 20160, 20208, 21280, 21888, 23040, 23576, 23940, 23997, 24320, 25260, 25536, 26523, 26880, 26944, 27360, 29184, 29470, 30312, 31920, 31996, 32256, 33680, 34048, 35364, 36480, 37890, 38304, 39995, 40320, 40416, 42560, 43776, 44205, 47152, 47880, 47994, 48640, 50520, 51072, 53046, 53760, 53888, 54720, 55993, 58940, 60624, 63840, 63992, 67360, 68096, 70728, 71991, 72960, 75780, 76608, 79990, 80640, 80832, 85120, 87552, 88410, 94304, 95760, 95988, 101040, 102144, 106092, 107776, 109440, 111986, 117880, 119985, 121248, 127680, 127984, 132615, 134720, 141456, 143982, 145920, 151560, 153216, 159980, 161280, 161664, 167979, 170240, 176820, 188608, 191520, 191976, 202080, 204288, 212184, 215552, 218880, 223972, 235760, 239970, 242496, 255360, 255968, 265230, 269440, 279965, 282912, 287964, 303120, 306432, 319960, 323328, 335958, 340480, 353640, 359955, 377216, 383040, 383952, 404160, 424368, 437760, 447944, 471520, 479940, 484992, 503937, 510720, 511936, 530460, 538880, 559930, 565824, 575928, 606240, 612864, 639920, 646656, 671916, 707280, 719910, 754432, 766080, 767904, 808320, 839895, 848736, 895888, 943040, 959880, 969984, 1007874, 1021440, 1023872, 1060920, 1077760, 1119860, 1131648, 1151856, 1212480, 1279840, 1343832, 1414560, 1439820, 1508864, 1532160, 1535808, 1616640, 1679790, 1697472, 1791776, 1886080, 1919760, 1939968, 2015748, 2047744, 2121840, 2239720, 2263296, 2303712, 2424960, 2519685, 2559680, 2687664, 2829120, 2879640, 3064320, 3071616, 3233280, 3359580, 3394944, 3583552, 3772160, 3839520, 4031496, 4095488, 4243680, 4479440, 4526592, 4607424, 4849920, 5039370, 5119360, 5375328, 5658240, 5759280, 6143232, 6719160, 6789888, 7167104, 7544320, 7679040, 8062992, 8487360, 8958880, 9214848, 9699840, 10078740, 10238720, 10750656, 11316480, 11518560, 12286464, 13438320, 13579776, 14334208, 15358080, 16125984, 16974720, 17917760, 18429696, 20157480, 20477440, 21501312, 22632960, 23037120, 26876640, 28668416, 30716160, 32251968, 33949440, 35835520, 36859392, 40314960, 43002624, 46074240, 53753280, 61432320, 64503936, 67898880, 71671040, 80629920, 86005248, 92148480, 107506560, 129007872, 143342080, 161259840, 184296960, 215013120, 258015744, 322519680, 430026240, 645039360, 1290078720]

約数ペア:

[(1, 1290078720), (2, 645039360), (3, 430026240), (4, 322519680), (5, 258015744), (6, 215013120), (7, 184296960), (8, 161259840), (9, 143342080), (10, 129007872), (12, 107506560), (14, 92148480), (15, 86005248), (16, 80629920), (18, 71671040), (19, 67898880), (20, 64503936), (21, 61432320), (24, 53753280), (28, 46074240), (30, 43002624), (32, 40314960), (35, 36859392), (36, 35835520), (38, 33949440), (40, 32251968), (42, 30716160), (45, 28668416), (48, 26876640), (56, 23037120), (57, 22632960), (60, 21501312), (63, 20477440), (64, 20157480), (70, 18429696), (72, 17917760), (76, 16974720), (80, 16125984), (84, 15358080), (90, 14334208), (95, 13579776), (96, 13438320), (105, 12286464), (112, 11518560), (114, 11316480), (120, 10750656), (126, 10238720), (128, 10078740), (133, 9699840), (140, 9214848), (144, 8958880), (152, 8487360), (160, 8062992), (168, 7679040), (171, 7544320), (180, 7167104), (190, 6789888), (192, 6719160), (210, 6143232), (224, 5759280), (228, 5658240), (240, 5375328), (252, 5119360), (256, 5039370), (266, 4849920), (280, 4607424), (285, 4526592), (288, 4479440), (304, 4243680), (315, 4095488), (320, 4031496), (336, 3839520), (342, 3772160), (360, 3583552), (380, 3394944), (384, 3359580), (399, 3233280), (420, 3071616), (421, 3064320), (448, 2879640), (456, 2829120), (480, 2687664), (504, 2559680), (512, 2519685), (532, 2424960), (560, 2303712), (570, 2263296), (576, 2239720), (608, 2121840), (630, 2047744), (640, 2015748), (665, 1939968), (672, 1919760), (684, 1886080), (720, 1791776), (760, 1697472), (768, 1679790), (798, 1616640), (840, 1535808), (842, 1532160), (855, 1508864), (896, 1439820), (912, 1414560), (960, 1343832), (1008, 1279840), (1064, 1212480), (1120, 1151856), (1140, 1131648), (1152, 1119860), (1197, 1077760), (1216, 1060920), (1260, 1023872), (1263, 1021440), (1280, 1007874), (1330, 969984), (1344, 959880), (1368, 943040), (1440, 895888), (1520, 848736), (1536, 839895), (1596, 808320), (1680, 767904), (1684, 766080), (1710, 754432), (1792, 719910), (1824, 707280), (1920, 671916), (1995, 646656), (2016, 639920), (2105, 612864), (2128, 606240), (2240, 575928), (2280, 565824), (2304, 559930), (2394, 538880), (2432, 530460), (2520, 511936), (2526, 510720), (2560, 503937), (2660, 484992), (2688, 479940), (2736, 471520), (2880, 447944), (2947, 437760), (3040, 424368), (3192, 404160), (3360, 383952), (3368, 383040), (3420, 377216), (3584, 359955), (3648, 353640), (3789, 340480), (3840, 335958), (3990, 323328), (4032, 319960), (4210, 306432), (4256, 303120), (4480, 287964), (4560, 282912), (4608, 279965), (4788, 269440), (4864, 265230), (5040, 255968), (5052, 255360), (5320, 242496), (5376, 239970), (5472, 235760), (5760, 223972), (5894, 218880), (5985, 215552), (6080, 212184), (6315, 204288), (6384, 202080), (6720, 191976), (6736, 191520), (6840, 188608), (7296, 176820), (7578, 170240), (7680, 167979), (7980, 161664), (7999, 161280), (8064, 159980), (8420, 153216), (8512, 151560), (8841, 145920), (8960, 143982), (9120, 141456), (9576, 134720), (9728, 132615), (10080, 127984), (10104, 127680), (10640, 121248), (10752, 119985), (10944, 117880), (11520, 111986), (11788, 109440), (11970, 107776), (12160, 106092), (12630, 102144), (12768, 101040), (13440, 95988), (13472, 95760), (13680, 94304), (14592, 88410), (14735, 87552), (15156, 85120), (15960, 80832), (15998, 80640), (16128, 79990), (16840, 76608), (17024, 75780), (17682, 72960), (17920, 71991), (18240, 70728), (18945, 68096), (19152, 67360), (20160, 63992), (20208, 63840), (21280, 60624), (21888, 58940), (23040, 55993), (23576, 54720), (23940, 53888), (23997, 53760), (24320, 53046), (25260, 51072), (25536, 50520), (26523, 48640), (26880, 47994), (26944, 47880), (27360, 47152), (29184, 44205), (29470, 43776), (30312, 42560), (31920, 40416), (31996, 40320), (32256, 39995), (33680, 38304), (34048, 37890), (35364, 36480)]