21408693120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4409}}^1$

素因数の和:4718

約数の個数: 256

約数和(自身を含む): 76109544000

約数和(自身を除く): 54700850880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 281, 288, 320, 360, 384, 432, 480, 540, 562, 576, 640, 720, 843, 864, 960, 1080, 1124, 1152, 1405, 1440, 1686, 1728, 1920, 2160, 2248, 2529, 2810, 2880, 3372, 3456, 4215, 4320, 4409, 4496, 5058, 5620, 5760, 6744, 7587, 8430, 8640, 8818, 8992, 10116, 11240, 12645, 13227, 13488, 15174, 16860, 17280, 17636, 17984, 20232, 22045, 22480, 25290, 26454, 26976, 30348, 33720, 35272, 35968, 37935, 39681, 40464, 44090, 44960, 50580, 52908, 53952, 60696, 66135, 67440, 70544, 75870, 79362, 80928, 88180, 89920, 101160, 105816, 107904, 119043, 121392, 132270, 134880, 141088, 151740, 158724, 161856, 176360, 179840, 198405, 202320, 211632, 238086, 242784, 264540, 269760, 282176, 303480, 317448, 323712, 352720, 396810, 404640, 423264, 476172, 485568, 529080, 539520, 564352, 595215, 606960, 634896, 705440, 793620, 809280, 846528, 952344, 971136, 1058160, 1190430, 1213920, 1238929, 1269792, 1410880, 1587240, 1618560, 1693056, 1904688, 2116320, 2380860, 2427840, 2477858, 2539584, 2821760, 3174480, 3716787, 3809376, 4232640, 4761720, 4855680, 4955716, 5079168, 6194645, 6348960, 7433574, 7618752, 8465280, 9523440, 9911432, 11150361, 12389290, 12697920, 14867148, 15237504, 18583935, 19046880, 19822864, 22300722, 24778580, 25395840, 29734296, 33451083, 37167870, 38093760, 39645728, 44601444, 49557160, 55751805, 59468592, 66902166, 74335740, 76187520, 79291456, 89202888, 99114320, 111503610, 118937184, 133804332, 148671480, 158582912, 167255415, 178405776, 198228640, 223007220, 237874368, 267608664, 297342960, 334510830, 356811552, 396457280, 446014440, 475748736, 535217328, 594685920, 669021660, 713623104, 792914560, 892028880, 1070434656, 1189371840, 1338043320, 1427246208, 1784057760, 2140869312, 2378743680, 2676086640, 3568115520, 4281738624, 5352173280, 7136231040, 10704346560, 21408693120]

約数ペア:

[(1, 21408693120), (2, 10704346560), (3, 7136231040), (4, 5352173280), (5, 4281738624), (6, 3568115520), (8, 2676086640), (9, 2378743680), (10, 2140869312), (12, 1784057760), (15, 1427246208), (16, 1338043320), (18, 1189371840), (20, 1070434656), (24, 892028880), (27, 792914560), (30, 713623104), (32, 669021660), (36, 594685920), (40, 535217328), (45, 475748736), (48, 446014440), (54, 396457280), (60, 356811552), (64, 334510830), (72, 297342960), (80, 267608664), (90, 237874368), (96, 223007220), (108, 198228640), (120, 178405776), (128, 167255415), (135, 158582912), (144, 148671480), (160, 133804332), (180, 118937184), (192, 111503610), (216, 99114320), (240, 89202888), (270, 79291456), (281, 76187520), (288, 74335740), (320, 66902166), (360, 59468592), (384, 55751805), (432, 49557160), (480, 44601444), (540, 39645728), (562, 38093760), (576, 37167870), (640, 33451083), (720, 29734296), (843, 25395840), (864, 24778580), (960, 22300722), (1080, 19822864), (1124, 19046880), (1152, 18583935), (1405, 15237504), (1440, 14867148), (1686, 12697920), (1728, 12389290), (1920, 11150361), (2160, 9911432), (2248, 9523440), (2529, 8465280), (2810, 7618752), (2880, 7433574), (3372, 6348960), (3456, 6194645), (4215, 5079168), (4320, 4955716), (4409, 4855680), (4496, 4761720), (5058, 4232640), (5620, 3809376), (5760, 3716787), (6744, 3174480), (7587, 2821760), (8430, 2539584), (8640, 2477858), (8818, 2427840), (8992, 2380860), (10116, 2116320), (11240, 1904688), (12645, 1693056), (13227, 1618560), (13488, 1587240), (15174, 1410880), (16860, 1269792), (17280, 1238929), (17636, 1213920), (17984, 1190430), (20232, 1058160), (22045, 971136), (22480, 952344), (25290, 846528), (26454, 809280), (26976, 793620), (30348, 705440), (33720, 634896), (35272, 606960), (35968, 595215), (37935, 564352), (39681, 539520), (40464, 529080), (44090, 485568), (44960, 476172), (50580, 423264), (52908, 404640), (53952, 396810), (60696, 352720), (66135, 323712), (67440, 317448), (70544, 303480), (75870, 282176), (79362, 269760), (80928, 264540), (88180, 242784), (89920, 238086), (101160, 211632), (105816, 202320), (107904, 198405), (119043, 179840), (121392, 176360), (132270, 161856), (134880, 158724), (141088, 151740)]