20943851520

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14821}}^1$

素因数の和:14876

約数の個数: 208

約数和(自身を含む): 69930433152

約数和(自身を除く): 48986581632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1024, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2048, 2208, 2560, 2760, 2944, 3072, 3680, 3840, 4096, 4416, 5120, 5520, 5888, 6144, 7360, 7680, 8832, 10240, 11040, 11776, 12288, 14720, 14821, 15360, 17664, 20480, 22080, 23552, 29440, 29642, 30720, 35328, 44160, 44463, 47104, 58880, 59284, 61440, 70656, 74105, 88320, 88926, 94208, 117760, 118568, 141312, 148210, 176640, 177852, 222315, 235520, 237136, 282624, 296420, 340883, 353280, 355704, 444630, 471040, 474272, 592840, 681766, 706560, 711408, 889260, 948544, 1022649, 1185680, 1363532, 1413120, 1422816, 1704415, 1778520, 1897088, 2045298, 2371360, 2727064, 2845632, 3408830, 3557040, 3794176, 4090596, 4742720, 5113245, 5454128, 5691264, 6817660, 7114080, 7588352, 8181192, 9485440, 10226490, 10908256, 11382528, 13635320, 14228160, 15176704, 16362384, 18970880, 20452980, 21816512, 22765056, 27270640, 28456320, 30353408, 32724768, 37941760, 40905960, 43633024, 45530112, 54541280, 56912640, 60706816, 65449536, 75883520, 81811920, 87266048, 91060224, 109082560, 113825280, 130899072, 151767040, 163623840, 174532096, 182120448, 218165120, 227650560, 261798144, 303534080, 327247680, 349064192, 436330240, 455301120, 523596288, 654495360, 698128384, 872660480, 910602240, 1047192576, 1308990720, 1396256768, 1745320960, 2094385152, 2617981440, 3490641920, 4188770304, 5235962880, 6981283840, 10471925760, 20943851520]

約数ペア:

[(1, 20943851520), (2, 10471925760), (3, 6981283840), (4, 5235962880), (5, 4188770304), (6, 3490641920), (8, 2617981440), (10, 2094385152), (12, 1745320960), (15, 1396256768), (16, 1308990720), (20, 1047192576), (23, 910602240), (24, 872660480), (30, 698128384), (32, 654495360), (40, 523596288), (46, 455301120), (48, 436330240), (60, 349064192), (64, 327247680), (69, 303534080), (80, 261798144), (92, 227650560), (96, 218165120), (115, 182120448), (120, 174532096), (128, 163623840), (138, 151767040), (160, 130899072), (184, 113825280), (192, 109082560), (230, 91060224), (240, 87266048), (256, 81811920), (276, 75883520), (320, 65449536), (345, 60706816), (368, 56912640), (384, 54541280), (460, 45530112), (480, 43633024), (512, 40905960), (552, 37941760), (640, 32724768), (690, 30353408), (736, 28456320), (768, 27270640), (920, 22765056), (960, 21816512), (1024, 20452980), (1104, 18970880), (1280, 16362384), (1380, 15176704), (1472, 14228160), (1536, 13635320), (1840, 11382528), (1920, 10908256), (2048, 10226490), (2208, 9485440), (2560, 8181192), (2760, 7588352), (2944, 7114080), (3072, 6817660), (3680, 5691264), (3840, 5454128), (4096, 5113245), (4416, 4742720), (5120, 4090596), (5520, 3794176), (5888, 3557040), (6144, 3408830), (7360, 2845632), (7680, 2727064), (8832, 2371360), (10240, 2045298), (11040, 1897088), (11776, 1778520), (12288, 1704415), (14720, 1422816), (14821, 1413120), (15360, 1363532), (17664, 1185680), (20480, 1022649), (22080, 948544), (23552, 889260), (29440, 711408), (29642, 706560), (30720, 681766), (35328, 592840), (44160, 474272), (44463, 471040), (47104, 444630), (58880, 355704), (59284, 353280), (61440, 340883), (70656, 296420), (74105, 282624), (88320, 237136), (88926, 235520), (94208, 222315), (117760, 177852), (118568, 176640), (141312, 148210)]