20956584960

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3581}}^1$

素因数の和:3739

約数の個数: 264

約数和(自身を含む): 73206222336

約数和(自身を除く): 52249637376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 256, 288, 320, 360, 381, 384, 480, 508, 512, 576, 635, 640, 720, 762, 768, 960, 1016, 1024, 1143, 1152, 1270, 1280, 1440, 1524, 1536, 1905, 1920, 2032, 2286, 2304, 2540, 2560, 2880, 3048, 3072, 3581, 3810, 3840, 4064, 4572, 4608, 5080, 5120, 5715, 5760, 6096, 7162, 7620, 7680, 8128, 9144, 9216, 10160, 10743, 11430, 11520, 12192, 14324, 15240, 15360, 16256, 17905, 18288, 20320, 21486, 22860, 23040, 24384, 28648, 30480, 32229, 32512, 35810, 36576, 40640, 42972, 45720, 46080, 48768, 53715, 57296, 60960, 64458, 65024, 71620, 73152, 81280, 85944, 91440, 97536, 107430, 114592, 121920, 128916, 130048, 143240, 146304, 161145, 162560, 171888, 182880, 195072, 214860, 229184, 243840, 257832, 286480, 292608, 322290, 325120, 343776, 365760, 390144, 429720, 454787, 458368, 487680, 515664, 572960, 585216, 644580, 650240, 687552, 731520, 859440, 909574, 916736, 975360, 1031328, 1145920, 1170432, 1289160, 1364361, 1375104, 1463040, 1718880, 1819148, 1833472, 1950720, 2062656, 2273935, 2291840, 2578320, 2728722, 2750208, 2926080, 3437760, 3638296, 3666944, 4093083, 4125312, 4547870, 4583680, 5156640, 5457444, 5500416, 5852160, 6821805, 6875520, 7276592, 8186166, 8250624, 9095740, 9167360, 10313280, 10914888, 11000832, 13643610, 13751040, 14553184, 16372332, 16501248, 18191480, 18334720, 20465415, 20626560, 21829776, 27287220, 27502080, 29106368, 32744664, 33002496, 36382960, 40930830, 41253120, 43659552, 54574440, 55004160, 58212736, 65489328, 72765920, 81861660, 82506240, 87319104, 109148880, 116425472, 130978656, 145531840, 163723320, 165012480, 174638208, 218297760, 232850944, 261957312, 291063680, 327446640, 349276416, 436595520, 465701888, 523914624, 582127360, 654893280, 698552832, 873191040, 1047829248, 1164254720, 1309786560, 1397105664, 1746382080, 2095658496, 2328509440, 2619573120, 3492764160, 4191316992, 5239146240, 6985528320, 10478292480, 20956584960]

約数ペア:

[(1, 20956584960), (2, 10478292480), (3, 6985528320), (4, 5239146240), (5, 4191316992), (6, 3492764160), (8, 2619573120), (9, 2328509440), (10, 2095658496), (12, 1746382080), (15, 1397105664), (16, 1309786560), (18, 1164254720), (20, 1047829248), (24, 873191040), (30, 698552832), (32, 654893280), (36, 582127360), (40, 523914624), (45, 465701888), (48, 436595520), (60, 349276416), (64, 327446640), (72, 291063680), (80, 261957312), (90, 232850944), (96, 218297760), (120, 174638208), (127, 165012480), (128, 163723320), (144, 145531840), (160, 130978656), (180, 116425472), (192, 109148880), (240, 87319104), (254, 82506240), (256, 81861660), (288, 72765920), (320, 65489328), (360, 58212736), (381, 55004160), (384, 54574440), (480, 43659552), (508, 41253120), (512, 40930830), (576, 36382960), (635, 33002496), (640, 32744664), (720, 29106368), (762, 27502080), (768, 27287220), (960, 21829776), (1016, 20626560), (1024, 20465415), (1143, 18334720), (1152, 18191480), (1270, 16501248), (1280, 16372332), (1440, 14553184), (1524, 13751040), (1536, 13643610), (1905, 11000832), (1920, 10914888), (2032, 10313280), (2286, 9167360), (2304, 9095740), (2540, 8250624), (2560, 8186166), (2880, 7276592), (3048, 6875520), (3072, 6821805), (3581, 5852160), (3810, 5500416), (3840, 5457444), (4064, 5156640), (4572, 4583680), (4608, 4547870), (5080, 4125312), (5120, 4093083), (5715, 3666944), (5760, 3638296), (6096, 3437760), (7162, 2926080), (7620, 2750208), (7680, 2728722), (8128, 2578320), (9144, 2291840), (9216, 2273935), (10160, 2062656), (10743, 1950720), (11430, 1833472), (11520, 1819148), (12192, 1718880), (14324, 1463040), (15240, 1375104), (15360, 1364361), (16256, 1289160), (17905, 1170432), (18288, 1145920), (20320, 1031328), (21486, 975360), (22860, 916736), (23040, 909574), (24384, 859440), (28648, 731520), (30480, 687552), (32229, 650240), (32512, 644580), (35810, 585216), (36576, 572960), (40640, 515664), (42972, 487680), (45720, 458368), (46080, 454787), (48768, 429720), (53715, 390144), (57296, 365760), (60960, 343776), (64458, 325120), (65024, 322290), (71620, 292608), (73152, 286480), (81280, 257832), (85944, 243840), (91440, 229184), (97536, 214860), (107430, 195072), (114592, 182880), (121920, 171888), (128916, 162560), (130048, 161145), (143240, 146304)]