20316769920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20627}}^1$

素因数の和:20677

約数の個数: 320

約数和(自身を含む): 76377232800

約数和(自身を除く): 56060462880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 384, 405, 432, 456, 480, 513, 540, 570, 576, 608, 640, 648, 684, 720, 760, 810, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2592, 2736, 2880, 3040, 3078, 3240, 3420, 3456, 3648, 4104, 4320, 4560, 5130, 5184, 5472, 5760, 6080, 6156, 6480, 6840, 7296, 7695, 8208, 8640, 9120, 10260, 10368, 10944, 12160, 12312, 12960, 13680, 15390, 16416, 17280, 18240, 20520, 20627, 21888, 24624, 25920, 27360, 30780, 32832, 36480, 41040, 41254, 49248, 51840, 54720, 61560, 61881, 65664, 82080, 82508, 98496, 103135, 109440, 123120, 123762, 164160, 165016, 185643, 196992, 206270, 246240, 247524, 309405, 328320, 330032, 371286, 391913, 412540, 492480, 495048, 556929, 618810, 660064, 742572, 783826, 825080, 928215, 984960, 990096, 1113858, 1175739, 1237620, 1320128, 1485144, 1567652, 1650160, 1670787, 1856430, 1959565, 1980192, 2227716, 2351478, 2475240, 2640256, 2784645, 2970288, 3135304, 3300320, 3341574, 3527217, 3712860, 3919130, 3960384, 4455432, 4702956, 4950480, 5569290, 5878695, 5940576, 6270608, 6600640, 6683148, 7054434, 7425720, 7838260, 7920768, 8353935, 8910864, 9405912, 9900960, 10581651, 11138580, 11757390, 11881152, 12541216, 13201280, 13366296, 14108868, 14851440, 15676520, 16707870, 17636085, 17821728, 18811824, 19801920, 21163302, 22277160, 23514780, 23762304, 25082432, 26732592, 28217736, 29702880, 31353040, 31744953, 33415740, 35272170, 35643456, 37623648, 39603840, 42326604, 44554320, 47029560, 50164864, 52908255, 53465184, 56435472, 59405760, 62706080, 63489906, 66831480, 70544340, 71286912, 75247296, 84653208, 89108640, 94059120, 105816510, 106930368, 112870944, 118811520, 125412160, 126979812, 133662960, 141088680, 150494592, 158724765, 169306416, 178217280, 188118240, 211633020, 213860736, 225741888, 250824320, 253959624, 267325920, 282177360, 317449530, 338612832, 356434560, 376236480, 423266040, 451483776, 507919248, 534651840, 564354720, 634899060, 677225664, 752472960, 846532080, 1015838496, 1069303680, 1128709440, 1269798120, 1354451328, 1693064160, 2031676992, 2257418880, 2539596240, 3386128320, 4063353984, 5079192480, 6772256640, 10158384960, 20316769920]

約数ペア:

[(1, 20316769920), (2, 10158384960), (3, 6772256640), (4, 5079192480), (5, 4063353984), (6, 3386128320), (8, 2539596240), (9, 2257418880), (10, 2031676992), (12, 1693064160), (15, 1354451328), (16, 1269798120), (18, 1128709440), (19, 1069303680), (20, 1015838496), (24, 846532080), (27, 752472960), (30, 677225664), (32, 634899060), (36, 564354720), (38, 534651840), (40, 507919248), (45, 451483776), (48, 423266040), (54, 376236480), (57, 356434560), (60, 338612832), (64, 317449530), (72, 282177360), (76, 267325920), (80, 253959624), (81, 250824320), (90, 225741888), (95, 213860736), (96, 211633020), (108, 188118240), (114, 178217280), (120, 169306416), (128, 158724765), (135, 150494592), (144, 141088680), (152, 133662960), (160, 126979812), (162, 125412160), (171, 118811520), (180, 112870944), (190, 106930368), (192, 105816510), (216, 94059120), (228, 89108640), (240, 84653208), (270, 75247296), (285, 71286912), (288, 70544340), (304, 66831480), (320, 63489906), (324, 62706080), (342, 59405760), (360, 56435472), (380, 53465184), (384, 52908255), (405, 50164864), (432, 47029560), (456, 44554320), (480, 42326604), (513, 39603840), (540, 37623648), (570, 35643456), (576, 35272170), (608, 33415740), (640, 31744953), (648, 31353040), (684, 29702880), (720, 28217736), (760, 26732592), (810, 25082432), (855, 23762304), (864, 23514780), (912, 22277160), (960, 21163302), (1026, 19801920), (1080, 18811824), (1140, 17821728), (1152, 17636085), (1216, 16707870), (1296, 15676520), (1368, 14851440), (1440, 14108868), (1520, 13366296), (1539, 13201280), (1620, 12541216), (1710, 11881152), (1728, 11757390), (1824, 11138580), (1920, 10581651), (2052, 9900960), (2160, 9405912), (2280, 8910864), (2432, 8353935), (2565, 7920768), (2592, 7838260), (2736, 7425720), (2880, 7054434), (3040, 6683148), (3078, 6600640), (3240, 6270608), (3420, 5940576), (3456, 5878695), (3648, 5569290), (4104, 4950480), (4320, 4702956), (4560, 4455432), (5130, 3960384), (5184, 3919130), (5472, 3712860), (5760, 3527217), (6080, 3341574), (6156, 3300320), (6480, 3135304), (6840, 2970288), (7296, 2784645), (7695, 2640256), (8208, 2475240), (8640, 2351478), (9120, 2227716), (10260, 1980192), (10368, 1959565), (10944, 1856430), (12160, 1670787), (12312, 1650160), (12960, 1567652), (13680, 1485144), (15390, 1320128), (16416, 1237620), (17280, 1175739), (18240, 1113858), (20520, 990096), (20627, 984960), (21888, 928215), (24624, 825080), (25920, 783826), (27360, 742572), (30780, 660064), (32832, 618810), (36480, 556929), (41040, 495048), (41254, 492480), (49248, 412540), (51840, 391913), (54720, 371286), (61560, 330032), (61881, 328320), (65664, 309405), (82080, 247524), (82508, 246240), (98496, 206270), (103135, 196992), (109440, 185643), (123120, 165016), (123762, 164160)]