257039723520

素因数分解:

$2^{10}\times 3^5\times 5^1\times {\mathrm{206597}}^1$

素因数の和:206637

約数の個数: 264

約数和(自身を含む): 923626935504

約数和(自身を除く): 666587211984

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, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1024, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 3888, 4320, 4608, 4860, 5120, 5184, 5760, 6480, 6912, 7680, 7776, 8640, 9216, 9720, 10368, 11520, 12960, 13824, 15360, 15552, 17280, 19440, 20736, 23040, 25920, 27648, 31104, 34560, 38880, 41472, 46080, 51840, 62208, 69120, 77760, 82944, 103680, 124416, 138240, 155520, 206597, 207360, 248832, 311040, 413194, 414720, 619791, 622080, 826388, 1032985, 1239582, 1244160, 1652776, 1859373, 2065970, 2479164, 3098955, 3305552, 3718746, 4131940, 4958328, 5578119, 6197910, 6611104, 7437492, 8263880, 9296865, 9916656, 11156238, 12395820, 13222208, 14874984, 16527760, 16734357, 18593730, 19833312, 22312476, 24791640, 26444416, 27890595, 29749968, 33055520, 33468714, 37187460, 39666624, 44624952, 49583280, 50203071, 52888832, 55781190, 59499936, 66111040, 66937428, 74374920, 79333248, 83671785, 89249904, 99166560, 100406142, 105777664, 111562380, 118999872, 132222080, 133874856, 148749840, 158666496, 167343570, 178499808, 198333120, 200812284, 211555328, 223124760, 237999744, 251015355, 264444160, 267749712, 297499680, 317332992, 334687140, 356999616, 396666240, 401624568, 446249520, 475999488, 502030710, 528888320, 535499424, 594999360, 634665984, 669374280, 713999232, 793332480, 803249136, 892499040, 951998976, 1004061420, 1057776640, 1070998848, 1189998720, 1338748560, 1427998464, 1586664960, 1606498272, 1784998080, 1903997952, 2008122840, 2141997696, 2379997440, 2677497120, 2855996928, 3173329920, 3212996544, 3569996160, 4016245680, 4283995392, 4759994880, 5354994240, 5711993856, 6425993088, 7139992320, 8032491360, 8567990784, 9519989760, 10709988480, 12851986176, 14279984640, 16064982720, 17135981568, 21419976960, 25703972352, 28559969280, 32129965440, 42839953920, 51407944704, 64259930880, 85679907840, 128519861760, 257039723520]

約数ペア:

[(1, 257039723520), (2, 128519861760), (3, 85679907840), (4, 64259930880), (5, 51407944704), (6, 42839953920), (8, 32129965440), (9, 28559969280), (10, 25703972352), (12, 21419976960), (15, 17135981568), (16, 16064982720), (18, 14279984640), (20, 12851986176), (24, 10709988480), (27, 9519989760), (30, 8567990784), (32, 8032491360), (36, 7139992320), (40, 6425993088), (45, 5711993856), (48, 5354994240), (54, 4759994880), (60, 4283995392), (64, 4016245680), (72, 3569996160), (80, 3212996544), (81, 3173329920), (90, 2855996928), (96, 2677497120), (108, 2379997440), (120, 2141997696), (128, 2008122840), (135, 1903997952), (144, 1784998080), (160, 1606498272), (162, 1586664960), (180, 1427998464), (192, 1338748560), (216, 1189998720), (240, 1070998848), (243, 1057776640), (256, 1004061420), (270, 951998976), (288, 892499040), (320, 803249136), (324, 793332480), (360, 713999232), (384, 669374280), (405, 634665984), (432, 594999360), (480, 535499424), (486, 528888320), (512, 502030710), (540, 475999488), (576, 446249520), (640, 401624568), (648, 396666240), (720, 356999616), (768, 334687140), (810, 317332992), (864, 297499680), (960, 267749712), (972, 264444160), (1024, 251015355), (1080, 237999744), (1152, 223124760), (1215, 211555328), (1280, 200812284), (1296, 198333120), (1440, 178499808), (1536, 167343570), (1620, 158666496), (1728, 148749840), (1920, 133874856), (1944, 132222080), (2160, 118999872), (2304, 111562380), (2430, 105777664), (2560, 100406142), (2592, 99166560), (2880, 89249904), (3072, 83671785), (3240, 79333248), (3456, 74374920), (3840, 66937428), (3888, 66111040), (4320, 59499936), (4608, 55781190), (4860, 52888832), (5120, 50203071), (5184, 49583280), (5760, 44624952), (6480, 39666624), (6912, 37187460), (7680, 33468714), (7776, 33055520), (8640, 29749968), (9216, 27890595), (9720, 26444416), (10368, 24791640), (11520, 22312476), (12960, 19833312), (13824, 18593730), (15360, 16734357), (15552, 16527760), (17280, 14874984), (19440, 13222208), (20736, 12395820), (23040, 11156238), (25920, 9916656), (27648, 9296865), (31104, 8263880), (34560, 7437492), (38880, 6611104), (41472, 6197910), (46080, 5578119), (51840, 4958328), (62208, 4131940), (69120, 3718746), (77760, 3305552), (82944, 3098955), (103680, 2479164), (124416, 2065970), (138240, 1859373), (155520, 1652776), (206597, 1244160), (207360, 1239582), (248832, 1032985), (311040, 826388), (413194, 622080), (414720, 619791)]