20448612800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 504

約数和(自身を含む): 64342548480

約数和(自身を除く): 43893935680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 79, 80, 88, 100, 110, 112, 121, 140, 154, 158, 160, 175, 176, 191, 200, 220, 224, 242, 275, 280, 308, 316, 320, 350, 352, 382, 385, 395, 400, 440, 448, 484, 550, 553, 560, 605, 616, 632, 700, 704, 764, 770, 790, 800, 847, 869, 880, 955, 968, 1100, 1106, 1120, 1210, 1232, 1264, 1337, 1400, 1528, 1540, 1580, 1600, 1694, 1738, 1760, 1910, 1925, 1936, 1975, 2101, 2200, 2212, 2240, 2420, 2464, 2528, 2674, 2765, 2800, 3025, 3056, 3080, 3160, 3388, 3476, 3520, 3820, 3850, 3872, 3950, 4202, 4235, 4345, 4400, 4424, 4775, 4840, 4928, 5056, 5348, 5530, 5600, 6050, 6083, 6112, 6160, 6320, 6685, 6776, 6952, 7640, 7700, 7744, 7900, 8404, 8470, 8690, 8800, 8848, 9550, 9559, 9680, 10505, 10696, 11060, 11200, 12100, 12166, 12224, 12320, 12640, 13370, 13552, 13825, 13904, 14707, 15089, 15280, 15400, 15800, 16808, 16940, 17380, 17600, 17696, 19100, 19118, 19360, 21010, 21175, 21392, 21725, 22120, 23111, 24200, 24332, 24640, 25280, 26740, 27104, 27650, 27808, 29414, 30178, 30415, 30560, 30800, 31600, 33425, 33616, 33880, 34760, 35392, 38200, 38236, 38720, 42020, 42350, 42784, 43450, 44240, 46222, 47795, 48400, 48664, 52525, 53480, 54208, 55300, 55616, 58828, 60356, 60830, 61120, 61600, 63200, 66850, 66913, 67232, 67760, 69520, 73535, 75445, 76400, 76472, 84040, 84700, 85568, 86900, 88480, 92444, 95590, 96800, 97328, 105050, 105623, 106960, 110600, 115555, 117656, 120712, 121660, 123200, 126400, 133700, 133826, 134464, 135520, 139040, 147070, 150890, 152075, 152800, 152944, 161777, 165979, 168080, 169400, 173800, 176960, 184888, 191180, 193600, 194656, 210100, 211246, 213920, 221200, 231110, 235312, 238975, 241424, 243320, 267400, 267652, 271040, 278080, 294140, 301780, 304150, 305600, 305888, 323554, 331958, 334565, 336160, 338800, 347600, 367675, 369776, 377225, 382360, 389312, 420200, 422492, 427840, 442400, 462220, 470624, 477950, 482848, 486640, 528115, 534800, 535304, 577775, 588280, 603560, 608300, 611776, 647108, 663916, 669130, 672320, 677600, 695200, 735350, 739552, 754450, 764720, 808885, 829895, 840400, 844984, 884800, 924440, 941248, 955900, 965696, 973280, 1056230, 1069600, 1070608, 1155550, 1161853, 1176560, 1207120, 1216600, 1294216, 1327832, 1338260, 1355200, 1390400, 1470700, 1479104, 1508900, 1529440, 1617770, 1659790, 1672825, 1680800, 1689968, 1825769, 1848880, 1911800, 1946560, 2112460, 2139200, 2141216, 2311100, 2323706, 2353120, 2414240, 2433200, 2588432, 2640575, 2655664, 2676520, 2941400, 3017800, 3058880, 3235540, 3319580, 3345650, 3361600, 3379936, 3651538, 3697760, 3823600, 4044425, 4149475, 4224920, 4282432, 4622200, 4647412, 4706240, 4828480, 4866400, 5176864, 5281150, 5311328, 5353040, 5809265, 5882800, 6035600, 6471080, 6639160, 6691300, 6759872, 7303076, 7395520, 7647200, 8088850, 8298950, 8449840, 9128845, 9244400, 9294824, 9732800, 10353728, 10562300, 10622656, 10706080, 11618530, 11765600, 12071200, 12780383, 12942160, 13278320, 13382600, 14606152, 15294400, 16177700, 16597900, 16899680, 18257690, 18488800, 18589648, 21124600, 21412160, 23237060, 23531200, 24142400, 25560766, 25884320, 26556640, 26765200, 29046325, 29212304, 32355400, 33195800, 33799360, 36515380, 36977600, 37179296, 42249200, 45644225, 46474120, 51121532, 51768640, 53113280, 53530400, 58092650, 58424608, 63901915, 64710800, 66391600, 73030760, 74358592, 84498400, 91288450, 92948240, 102243064, 107060800, 116185300, 116849216, 127803830, 129421600, 132783200, 146061520, 168996800, 182576900, 185896480, 204486128, 232370600, 255607660, 258843200, 265566400, 292123040, 319509575, 365153800, 371792960, 408972256, 464741200, 511215320, 584246080, 639019150, 730307600, 817944512, 929482400, 1022430640, 1278038300, 1460615200, 1858964800, 2044861280, 2556076600, 2921230400, 4089722560, 5112153200, 10224306400, 20448612800]

約数ペア:

[(1, 20448612800), (2, 10224306400), (4, 5112153200), (5, 4089722560), (7, 2921230400), (8, 2556076600), (10, 2044861280), (11, 1858964800), (14, 1460615200), (16, 1278038300), (20, 1022430640), (22, 929482400), (25, 817944512), (28, 730307600), (32, 639019150), (35, 584246080), (40, 511215320), (44, 464741200), (50, 408972256), (55, 371792960), (56, 365153800), (64, 319509575), (70, 292123040), (77, 265566400), (79, 258843200), (80, 255607660), (88, 232370600), (100, 204486128), (110, 185896480), (112, 182576900), (121, 168996800), (140, 146061520), (154, 132783200), (158, 129421600), (160, 127803830), (175, 116849216), (176, 116185300), (191, 107060800), (200, 102243064), (220, 92948240), (224, 91288450), (242, 84498400), (275, 74358592), (280, 73030760), (308, 66391600), (316, 64710800), (320, 63901915), (350, 58424608), (352, 58092650), (382, 53530400), (385, 53113280), (395, 51768640), (400, 51121532), (440, 46474120), (448, 45644225), (484, 42249200), (550, 37179296), (553, 36977600), (560, 36515380), (605, 33799360), (616, 33195800), (632, 32355400), (700, 29212304), (704, 29046325), (764, 26765200), (770, 26556640), (790, 25884320), (800, 25560766), (847, 24142400), (869, 23531200), (880, 23237060), (955, 21412160), (968, 21124600), (1100, 18589648), (1106, 18488800), (1120, 18257690), (1210, 16899680), (1232, 16597900), (1264, 16177700), (1337, 15294400), (1400, 14606152), (1528, 13382600), (1540, 13278320), (1580, 12942160), (1600, 12780383), (1694, 12071200), (1738, 11765600), (1760, 11618530), (1910, 10706080), (1925, 10622656), (1936, 10562300), (1975, 10353728), (2101, 9732800), (2200, 9294824), (2212, 9244400), (2240, 9128845), (2420, 8449840), (2464, 8298950), (2528, 8088850), (2674, 7647200), (2765, 7395520), (2800, 7303076), (3025, 6759872), (3056, 6691300), (3080, 6639160), (3160, 6471080), (3388, 6035600), (3476, 5882800), (3520, 5809265), (3820, 5353040), (3850, 5311328), (3872, 5281150), (3950, 5176864), (4202, 4866400), (4235, 4828480), (4345, 4706240), (4400, 4647412), (4424, 4622200), (4775, 4282432), (4840, 4224920), (4928, 4149475), (5056, 4044425), (5348, 3823600), (5530, 3697760), (5600, 3651538), (6050, 3379936), (6083, 3361600), (6112, 3345650), (6160, 3319580), (6320, 3235540), (6685, 3058880), (6776, 3017800), (6952, 2941400), (7640, 2676520), (7700, 2655664), (7744, 2640575), (7900, 2588432), (8404, 2433200), (8470, 2414240), (8690, 2353120), (8800, 2323706), (8848, 2311100), (9550, 2141216), (9559, 2139200), (9680, 2112460), (10505, 1946560), (10696, 1911800), (11060, 1848880), (11200, 1825769), (12100, 1689968), (12166, 1680800), (12224, 1672825), (12320, 1659790), (12640, 1617770), (13370, 1529440), (13552, 1508900), (13825, 1479104), (13904, 1470700), (14707, 1390400), (15089, 1355200), (15280, 1338260), (15400, 1327832), (15800, 1294216), (16808, 1216600), (16940, 1207120), (17380, 1176560), (17600, 1161853), (17696, 1155550), (19100, 1070608), (19118, 1069600), (19360, 1056230), (21010, 973280), (21175, 965696), (21392, 955900), (21725, 941248), (22120, 924440), (23111, 884800), (24200, 844984), (24332, 840400), (24640, 829895), (25280, 808885), (26740, 764720), (27104, 754450), (27650, 739552), (27808, 735350), (29414, 695200), (30178, 677600), (30415, 672320), (30560, 669130), (30800, 663916), (31600, 647108), (33425, 611776), (33616, 608300), (33880, 603560), (34760, 588280), (35392, 577775), (38200, 535304), (38236, 534800), (38720, 528115), (42020, 486640), (42350, 482848), (42784, 477950), (43450, 470624), (44240, 462220), (46222, 442400), (47795, 427840), (48400, 422492), (48664, 420200), (52525, 389312), (53480, 382360), (54208, 377225), (55300, 369776), (55616, 367675), (58828, 347600), (60356, 338800), (60830, 336160), (61120, 334565), (61600, 331958), (63200, 323554), (66850, 305888), (66913, 305600), (67232, 304150), (67760, 301780), (69520, 294140), (73535, 278080), (75445, 271040), (76400, 267652), (76472, 267400), (84040, 243320), (84700, 241424), (85568, 238975), (86900, 235312), (88480, 231110), (92444, 221200), (95590, 213920), (96800, 211246), (97328, 210100), (105050, 194656), (105623, 193600), (106960, 191180), (110600, 184888), (115555, 176960), (117656, 173800), (120712, 169400), (121660, 168080), (123200, 165979), (126400, 161777), (133700, 152944), (133826, 152800), (134464, 152075), (135520, 150890), (139040, 147070)]