21520018440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{2017}}^1$

素因数の和:2166

約数の個数: 320

約数和(自身を含む): 75157988400

約数和(自身を除く): 53637969960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 89, 90, 108, 111, 120, 135, 148, 162, 178, 180, 185, 216, 222, 267, 270, 296, 324, 333, 356, 360, 370, 405, 444, 445, 534, 540, 555, 648, 666, 712, 740, 801, 810, 888, 890, 999, 1068, 1080, 1110, 1332, 1335, 1480, 1602, 1620, 1665, 1780, 1998, 2017, 2136, 2220, 2403, 2664, 2670, 2997, 3204, 3240, 3293, 3330, 3560, 3996, 4005, 4034, 4440, 4806, 4995, 5340, 5994, 6051, 6408, 6586, 6660, 7209, 7992, 8010, 8068, 9612, 9879, 9990, 10085, 10680, 11988, 12015, 12102, 13172, 13320, 14418, 14985, 16020, 16136, 16465, 18153, 19224, 19758, 19980, 20170, 23976, 24030, 24204, 26344, 28836, 29637, 29970, 30255, 32040, 32930, 36045, 36306, 39516, 39960, 40340, 48060, 48408, 49395, 54459, 57672, 59274, 59940, 60510, 65860, 72090, 72612, 74629, 79032, 80680, 88911, 90765, 96120, 98790, 108918, 118548, 119880, 121020, 131720, 144180, 145224, 148185, 149258, 163377, 177822, 179513, 181530, 197580, 217836, 223887, 237096, 242040, 266733, 272295, 288360, 296370, 298516, 326754, 355644, 359026, 363060, 373145, 395160, 435672, 444555, 447774, 533466, 538539, 544590, 592740, 597032, 653508, 671661, 711288, 718052, 726120, 746290, 816885, 889110, 895548, 897565, 1066932, 1077078, 1089180, 1119435, 1185480, 1307016, 1333665, 1343322, 1436104, 1492580, 1615617, 1633770, 1778220, 1791096, 1795130, 2014983, 2133864, 2154156, 2178360, 2238870, 2667330, 2686644, 2692695, 2985160, 3231234, 3267540, 3358305, 3556440, 3590260, 4029966, 4308312, 4477740, 4846851, 5334660, 5373288, 5385390, 6044949, 6462468, 6535080, 6641981, 6716610, 7180520, 8059932, 8078085, 8955480, 9693702, 10074915, 10669320, 10770780, 12089898, 12924936, 13283962, 13433220, 14540553, 16119864, 16156170, 19387404, 19925943, 20149830, 21541560, 24179796, 24234255, 26567924, 26866440, 29081106, 30224745, 32312340, 33209905, 38774808, 39851886, 40299660, 48359592, 48468510, 53135848, 58162212, 59777829, 60449490, 64624680, 66419810, 72702765, 79703772, 80599320, 96937020, 99629715, 116324424, 119555658, 120898980, 132839620, 145405530, 159407544, 179333487, 193874040, 199259430, 239111316, 241797960, 265679240, 290811060, 298889145, 358666974, 398518860, 478222632, 538000461, 581622120, 597778290, 717333948, 797037720, 896667435, 1076000922, 1195556580, 1434667896, 1793334870, 2152001844, 2391113160, 2690002305, 3586669740, 4304003688, 5380004610, 7173339480, 10760009220, 21520018440]

約数ペア:

[(1, 21520018440), (2, 10760009220), (3, 7173339480), (4, 5380004610), (5, 4304003688), (6, 3586669740), (8, 2690002305), (9, 2391113160), (10, 2152001844), (12, 1793334870), (15, 1434667896), (18, 1195556580), (20, 1076000922), (24, 896667435), (27, 797037720), (30, 717333948), (36, 597778290), (37, 581622120), (40, 538000461), (45, 478222632), (54, 398518860), (60, 358666974), (72, 298889145), (74, 290811060), (81, 265679240), (89, 241797960), (90, 239111316), (108, 199259430), (111, 193874040), (120, 179333487), (135, 159407544), (148, 145405530), (162, 132839620), (178, 120898980), (180, 119555658), (185, 116324424), (216, 99629715), (222, 96937020), (267, 80599320), (270, 79703772), (296, 72702765), (324, 66419810), (333, 64624680), (356, 60449490), (360, 59777829), (370, 58162212), (405, 53135848), (444, 48468510), (445, 48359592), (534, 40299660), (540, 39851886), (555, 38774808), (648, 33209905), (666, 32312340), (712, 30224745), (740, 29081106), (801, 26866440), (810, 26567924), (888, 24234255), (890, 24179796), (999, 21541560), (1068, 20149830), (1080, 19925943), (1110, 19387404), (1332, 16156170), (1335, 16119864), (1480, 14540553), (1602, 13433220), (1620, 13283962), (1665, 12924936), (1780, 12089898), (1998, 10770780), (2017, 10669320), (2136, 10074915), (2220, 9693702), (2403, 8955480), (2664, 8078085), (2670, 8059932), (2997, 7180520), (3204, 6716610), (3240, 6641981), (3293, 6535080), (3330, 6462468), (3560, 6044949), (3996, 5385390), (4005, 5373288), (4034, 5334660), (4440, 4846851), (4806, 4477740), (4995, 4308312), (5340, 4029966), (5994, 3590260), (6051, 3556440), (6408, 3358305), (6586, 3267540), (6660, 3231234), (7209, 2985160), (7992, 2692695), (8010, 2686644), (8068, 2667330), (9612, 2238870), (9879, 2178360), (9990, 2154156), (10085, 2133864), (10680, 2014983), (11988, 1795130), (12015, 1791096), (12102, 1778220), (13172, 1633770), (13320, 1615617), (14418, 1492580), (14985, 1436104), (16020, 1343322), (16136, 1333665), (16465, 1307016), (18153, 1185480), (19224, 1119435), (19758, 1089180), (19980, 1077078), (20170, 1066932), (23976, 897565), (24030, 895548), (24204, 889110), (26344, 816885), (28836, 746290), (29637, 726120), (29970, 718052), (30255, 711288), (32040, 671661), (32930, 653508), (36045, 597032), (36306, 592740), (39516, 544590), (39960, 538539), (40340, 533466), (48060, 447774), (48408, 444555), (49395, 435672), (54459, 395160), (57672, 373145), (59274, 363060), (59940, 359026), (60510, 355644), (65860, 326754), (72090, 298516), (72612, 296370), (74629, 288360), (79032, 272295), (80680, 266733), (88911, 242040), (90765, 237096), (96120, 223887), (98790, 217836), (108918, 197580), (118548, 181530), (119880, 179513), (121020, 177822), (131720, 163377), (144180, 149258), (145224, 148185)]