72161280

素因数分解:

$2^{11}\times 3^5\times 5^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 288

約数和(自身を含む): 268304400

約数和(自身を除く): 196143120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 81, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 162, 174, 180, 192, 216, 232, 240, 243, 256, 261, 270, 288, 290, 320, 324, 348, 360, 384, 405, 432, 435, 464, 480, 486, 512, 522, 540, 576, 580, 640, 648, 696, 720, 768, 783, 810, 864, 870, 928, 960, 972, 1024, 1044, 1080, 1152, 1160, 1215, 1280, 1296, 1305, 1392, 1440, 1536, 1566, 1620, 1728, 1740, 1856, 1920, 1944, 2048, 2088, 2160, 2304, 2320, 2349, 2430, 2560, 2592, 2610, 2784, 2880, 3072, 3132, 3240, 3456, 3480, 3712, 3840, 3888, 3915, 4176, 4320, 4608, 4640, 4698, 4860, 5120, 5184, 5220, 5568, 5760, 6144, 6264, 6480, 6912, 6960, 7047, 7424, 7680, 7776, 7830, 8352, 8640, 9216, 9280, 9396, 9720, 10240, 10368, 10440, 11136, 11520, 11745, 12528, 12960, 13824, 13920, 14094, 14848, 15360, 15552, 15660, 16704, 17280, 18432, 18560, 18792, 19440, 20736, 20880, 22272, 23040, 23490, 25056, 25920, 27648, 27840, 28188, 29696, 30720, 31104, 31320, 33408, 34560, 35235, 37120, 37584, 38880, 41472, 41760, 44544, 46080, 46980, 50112, 51840, 55296, 55680, 56376, 59392, 62208, 62640, 66816, 69120, 70470, 74240, 75168, 77760, 82944, 83520, 89088, 92160, 93960, 100224, 103680, 111360, 112752, 124416, 125280, 133632, 138240, 140940, 148480, 150336, 155520, 165888, 167040, 178176, 187920, 200448, 207360, 222720, 225504, 248832, 250560, 267264, 276480, 281880, 296960, 300672, 311040, 334080, 375840, 400896, 414720, 445440, 451008, 497664, 501120, 534528, 563760, 601344, 622080, 668160, 751680, 801792, 829440, 890880, 902016, 1002240, 1127520, 1202688, 1244160, 1336320, 1503360, 1603584, 1804032, 2004480, 2255040, 2405376, 2488320, 2672640, 3006720, 3608064, 4008960, 4510080, 4810752, 6013440, 7216128, 8017920, 9020160, 12026880, 14432256, 18040320, 24053760, 36080640, 72161280]

約数ペア:

[(1, 72161280), (2, 36080640), (3, 24053760), (4, 18040320), (5, 14432256), (6, 12026880), (8, 9020160), (9, 8017920), (10, 7216128), (12, 6013440), (15, 4810752), (16, 4510080), (18, 4008960), (20, 3608064), (24, 3006720), (27, 2672640), (29, 2488320), (30, 2405376), (32, 2255040), (36, 2004480), (40, 1804032), (45, 1603584), (48, 1503360), (54, 1336320), (58, 1244160), (60, 1202688), (64, 1127520), (72, 1002240), (80, 902016), (81, 890880), (87, 829440), (90, 801792), (96, 751680), (108, 668160), (116, 622080), (120, 601344), (128, 563760), (135, 534528), (144, 501120), (145, 497664), (160, 451008), (162, 445440), (174, 414720), (180, 400896), (192, 375840), (216, 334080), (232, 311040), (240, 300672), (243, 296960), (256, 281880), (261, 276480), (270, 267264), (288, 250560), (290, 248832), (320, 225504), (324, 222720), (348, 207360), (360, 200448), (384, 187920), (405, 178176), (432, 167040), (435, 165888), (464, 155520), (480, 150336), (486, 148480), (512, 140940), (522, 138240), (540, 133632), (576, 125280), (580, 124416), (640, 112752), (648, 111360), (696, 103680), (720, 100224), (768, 93960), (783, 92160), (810, 89088), (864, 83520), (870, 82944), (928, 77760), (960, 75168), (972, 74240), (1024, 70470), (1044, 69120), (1080, 66816), (1152, 62640), (1160, 62208), (1215, 59392), (1280, 56376), (1296, 55680), (1305, 55296), (1392, 51840), (1440, 50112), (1536, 46980), (1566, 46080), (1620, 44544), (1728, 41760), (1740, 41472), (1856, 38880), (1920, 37584), (1944, 37120), (2048, 35235), (2088, 34560), (2160, 33408), (2304, 31320), (2320, 31104), (2349, 30720), (2430, 29696), (2560, 28188), (2592, 27840), (2610, 27648), (2784, 25920), (2880, 25056), (3072, 23490), (3132, 23040), (3240, 22272), (3456, 20880), (3480, 20736), (3712, 19440), (3840, 18792), (3888, 18560), (3915, 18432), (4176, 17280), (4320, 16704), (4608, 15660), (4640, 15552), (4698, 15360), (4860, 14848), (5120, 14094), (5184, 13920), (5220, 13824), (5568, 12960), (5760, 12528), (6144, 11745), (6264, 11520), (6480, 11136), (6912, 10440), (6960, 10368), (7047, 10240), (7424, 9720), (7680, 9396), (7776, 9280), (7830, 9216), (8352, 8640)]