20145697920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1697}}^1$

素因数の和:1957

約数の個数: 320

約数和(自身を含む): 72300670200

約数和(自身を除く): 52154972280

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 229, 240, 270, 288, 320, 324, 360, 384, 405, 432, 458, 480, 540, 576, 640, 648, 687, 720, 810, 864, 916, 960, 1080, 1145, 1152, 1296, 1374, 1440, 1620, 1697, 1728, 1832, 1920, 2061, 2160, 2290, 2592, 2748, 2880, 3240, 3394, 3435, 3456, 3664, 4122, 4320, 4580, 5091, 5184, 5496, 5760, 6183, 6480, 6788, 6870, 7328, 8244, 8485, 8640, 9160, 10182, 10305, 10368, 10992, 12366, 12960, 13576, 13740, 14656, 15273, 16488, 16970, 17280, 18320, 18549, 20364, 20610, 21984, 24732, 25455, 25920, 27152, 27480, 29312, 30546, 30915, 32976, 33940, 36640, 37098, 40728, 41220, 43968, 45819, 49464, 50910, 51840, 54304, 54960, 61092, 61830, 65952, 67880, 73280, 74196, 76365, 81456, 82440, 87936, 91638, 92745, 98928, 101820, 108608, 109920, 122184, 123660, 131904, 135760, 137457, 146560, 148392, 152730, 162912, 164880, 183276, 185490, 197856, 203640, 217216, 219840, 229095, 244368, 247320, 263808, 271520, 274914, 296784, 305460, 325824, 329760, 366552, 370980, 388613, 395712, 407280, 439680, 458190, 488736, 494640, 543040, 549828, 593568, 610920, 651648, 659520, 687285, 733104, 741960, 777226, 791424, 814560, 916380, 977472, 989280, 1086080, 1099656, 1165839, 1187136, 1221840, 1319040, 1374570, 1466208, 1483920, 1554452, 1629120, 1832760, 1943065, 1954944, 1978560, 2199312, 2331678, 2374272, 2443680, 2749140, 2932416, 2967840, 3108904, 3258240, 3497517, 3665520, 3886130, 3957120, 4398624, 4663356, 4887360, 5498280, 5829195, 5864832, 5935680, 6217808, 6995034, 7331040, 7772260, 8797248, 9326712, 9774720, 10492551, 10996560, 11658390, 11871360, 12435616, 13990068, 14662080, 15544520, 17487585, 17594496, 18653424, 20985102, 21993120, 23316780, 24871232, 27980136, 29324160, 31089040, 31477653, 34975170, 37306848, 41970204, 43986240, 46633560, 49742464, 52462755, 55960272, 62178080, 62955306, 69950340, 74613696, 83940408, 87972480, 93267120, 104925510, 111920544, 124356160, 125910612, 139900680, 149227392, 157388265, 167880816, 186534240, 209851020, 223841088, 248712320, 251821224, 279801360, 314776530, 335761632, 373068480, 419702040, 447682176, 503642448, 559602720, 629553060, 671523264, 746136960, 839404080, 1007284896, 1119205440, 1259106120, 1343046528, 1678808160, 2014569792, 2238410880, 2518212240, 3357616320, 4029139584, 5036424480, 6715232640, 10072848960, 20145697920]

約数ペア:

[(1, 20145697920), (2, 10072848960), (3, 6715232640), (4, 5036424480), (5, 4029139584), (6, 3357616320), (8, 2518212240), (9, 2238410880), (10, 2014569792), (12, 1678808160), (15, 1343046528), (16, 1259106120), (18, 1119205440), (20, 1007284896), (24, 839404080), (27, 746136960), (30, 671523264), (32, 629553060), (36, 559602720), (40, 503642448), (45, 447682176), (48, 419702040), (54, 373068480), (60, 335761632), (64, 314776530), (72, 279801360), (80, 251821224), (81, 248712320), (90, 223841088), (96, 209851020), (108, 186534240), (120, 167880816), (128, 157388265), (135, 149227392), (144, 139900680), (160, 125910612), (162, 124356160), (180, 111920544), (192, 104925510), (216, 93267120), (229, 87972480), (240, 83940408), (270, 74613696), (288, 69950340), (320, 62955306), (324, 62178080), (360, 55960272), (384, 52462755), (405, 49742464), (432, 46633560), (458, 43986240), (480, 41970204), (540, 37306848), (576, 34975170), (640, 31477653), (648, 31089040), (687, 29324160), (720, 27980136), (810, 24871232), (864, 23316780), (916, 21993120), (960, 20985102), (1080, 18653424), (1145, 17594496), (1152, 17487585), (1296, 15544520), (1374, 14662080), (1440, 13990068), (1620, 12435616), (1697, 11871360), (1728, 11658390), (1832, 10996560), (1920, 10492551), (2061, 9774720), (2160, 9326712), (2290, 8797248), (2592, 7772260), (2748, 7331040), (2880, 6995034), (3240, 6217808), (3394, 5935680), (3435, 5864832), (3456, 5829195), (3664, 5498280), (4122, 4887360), (4320, 4663356), (4580, 4398624), (5091, 3957120), (5184, 3886130), (5496, 3665520), (5760, 3497517), (6183, 3258240), (6480, 3108904), (6788, 2967840), (6870, 2932416), (7328, 2749140), (8244, 2443680), (8485, 2374272), (8640, 2331678), (9160, 2199312), (10182, 1978560), (10305, 1954944), (10368, 1943065), (10992, 1832760), (12366, 1629120), (12960, 1554452), (13576, 1483920), (13740, 1466208), (14656, 1374570), (15273, 1319040), (16488, 1221840), (16970, 1187136), (17280, 1165839), (18320, 1099656), (18549, 1086080), (20364, 989280), (20610, 977472), (21984, 916380), (24732, 814560), (25455, 791424), (25920, 777226), (27152, 741960), (27480, 733104), (29312, 687285), (30546, 659520), (30915, 651648), (32976, 610920), (33940, 593568), (36640, 549828), (37098, 543040), (40728, 494640), (41220, 488736), (43968, 458190), (45819, 439680), (49464, 407280), (50910, 395712), (51840, 388613), (54304, 370980), (54960, 366552), (61092, 329760), (61830, 325824), (65952, 305460), (67880, 296784), (73280, 274914), (74196, 271520), (76365, 263808), (81456, 247320), (82440, 244368), (87936, 229095), (91638, 219840), (92745, 217216), (98928, 203640), (101820, 197856), (108608, 185490), (109920, 183276), (122184, 164880), (123660, 162912), (131904, 152730), (135760, 148392), (137457, 146560)]