18915396480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{35311}}^1$

素因数の和:35370

約数の個数: 256

約数和(自身を含む): 69155020800

約数和(自身を除く): 50239624320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4960, 5580, 5760, 5952, 6696, 7440, 8370, 8640, 8928, 9920, 11160, 11904, 13392, 14880, 16740, 17280, 17856, 19840, 22320, 26784, 29760, 33480, 35311, 35712, 44640, 53568, 59520, 66960, 70622, 89280, 105933, 107136, 133920, 141244, 176555, 178560, 211866, 267840, 282488, 317799, 353110, 423732, 529665, 535680, 564976, 635598, 706220, 847464, 953397, 1059330, 1094641, 1129952, 1271196, 1412440, 1588995, 1694928, 1906794, 2118660, 2189282, 2259904, 2542392, 2824880, 3177990, 3283923, 3389856, 3813588, 4237320, 4378564, 4519808, 4766985, 5084784, 5473205, 5649760, 6355980, 6567846, 6779712, 7627176, 8474640, 8757128, 9533970, 9851769, 10169568, 10946410, 11299520, 12711960, 13135692, 13559424, 15254352, 16419615, 16949280, 17514256, 19067940, 19703538, 20339136, 21892820, 22599040, 25423920, 26271384, 29555307, 30508704, 32839230, 33898560, 35028512, 38135880, 39407076, 40678272, 43785640, 49258845, 50847840, 52542768, 59110614, 61017408, 65678460, 67797120, 70057024, 76271760, 78814152, 87571280, 98517690, 101695680, 105085536, 118221228, 122034816, 131356920, 140114048, 147776535, 152543520, 157628304, 175142560, 197035380, 203391360, 210171072, 236442456, 262713840, 295553070, 305087040, 315256608, 350285120, 394070760, 420342144, 472884912, 525427680, 591106140, 610174080, 630513216, 700570240, 788141520, 945769824, 1050855360, 1182212280, 1261026432, 1576283040, 1891539648, 2101710720, 2364424560, 3152566080, 3783079296, 4728849120, 6305132160, 9457698240, 18915396480]

約数ペア:

[(1, 18915396480), (2, 9457698240), (3, 6305132160), (4, 4728849120), (5, 3783079296), (6, 3152566080), (8, 2364424560), (9, 2101710720), (10, 1891539648), (12, 1576283040), (15, 1261026432), (16, 1182212280), (18, 1050855360), (20, 945769824), (24, 788141520), (27, 700570240), (30, 630513216), (31, 610174080), (32, 591106140), (36, 525427680), (40, 472884912), (45, 420342144), (48, 394070760), (54, 350285120), (60, 315256608), (62, 305087040), (64, 295553070), (72, 262713840), (80, 236442456), (90, 210171072), (93, 203391360), (96, 197035380), (108, 175142560), (120, 157628304), (124, 152543520), (128, 147776535), (135, 140114048), (144, 131356920), (155, 122034816), (160, 118221228), (180, 105085536), (186, 101695680), (192, 98517690), (216, 87571280), (240, 78814152), (248, 76271760), (270, 70057024), (279, 67797120), (288, 65678460), (310, 61017408), (320, 59110614), (360, 52542768), (372, 50847840), (384, 49258845), (432, 43785640), (465, 40678272), (480, 39407076), (496, 38135880), (540, 35028512), (558, 33898560), (576, 32839230), (620, 30508704), (640, 29555307), (720, 26271384), (744, 25423920), (837, 22599040), (864, 21892820), (930, 20339136), (960, 19703538), (992, 19067940), (1080, 17514256), (1116, 16949280), (1152, 16419615), (1240, 15254352), (1395, 13559424), (1440, 13135692), (1488, 12711960), (1674, 11299520), (1728, 10946410), (1860, 10169568), (1920, 9851769), (1984, 9533970), (2160, 8757128), (2232, 8474640), (2480, 7627176), (2790, 6779712), (2880, 6567846), (2976, 6355980), (3348, 5649760), (3456, 5473205), (3720, 5084784), (3968, 4766985), (4185, 4519808), (4320, 4378564), (4464, 4237320), (4960, 3813588), (5580, 3389856), (5760, 3283923), (5952, 3177990), (6696, 2824880), (7440, 2542392), (8370, 2259904), (8640, 2189282), (8928, 2118660), (9920, 1906794), (11160, 1694928), (11904, 1588995), (13392, 1412440), (14880, 1271196), (16740, 1129952), (17280, 1094641), (17856, 1059330), (19840, 953397), (22320, 847464), (26784, 706220), (29760, 635598), (33480, 564976), (35311, 535680), (35712, 529665), (44640, 423732), (53568, 353110), (59520, 317799), (66960, 282488), (70622, 267840), (89280, 211866), (105933, 178560), (107136, 176555), (133920, 141244)]