20528815680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{42683}}^1$

素因数の和:42873

約数の個数: 168

約数和(自身を含む): 71035054272

約数和(自身を除く): 50506238592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 167, 180, 192, 240, 288, 320, 334, 360, 480, 501, 576, 668, 720, 835, 960, 1002, 1336, 1440, 1503, 1670, 2004, 2505, 2672, 2880, 3006, 3340, 4008, 5010, 5344, 6012, 6680, 7515, 8016, 10020, 10688, 12024, 13360, 15030, 16032, 20040, 24048, 26720, 30060, 32064, 40080, 42683, 48096, 53440, 60120, 80160, 85366, 96192, 120240, 128049, 160320, 170732, 213415, 240480, 256098, 341464, 384147, 426830, 480960, 512196, 640245, 682928, 768294, 853660, 1024392, 1280490, 1365856, 1536588, 1707320, 1920735, 2048784, 2560980, 2731712, 3073176, 3414640, 3841470, 4097568, 5121960, 6146352, 6829280, 7128061, 7682940, 8195136, 10243920, 12292704, 13658560, 14256122, 15365880, 20487840, 21384183, 24585408, 28512244, 30731760, 35640305, 40975680, 42768366, 57024488, 61463520, 64152549, 71280610, 85536732, 106920915, 114048976, 122927040, 128305098, 142561220, 171073464, 213841830, 228097952, 256610196, 285122440, 320762745, 342146928, 427683660, 456195904, 513220392, 570244880, 641525490, 684293856, 855367320, 1026440784, 1140489760, 1283050980, 1368587712, 1710734640, 2052881568, 2280979520, 2566101960, 3421469280, 4105763136, 5132203920, 6842938560, 10264407840, 20528815680]

約数ペア:

[(1, 20528815680), (2, 10264407840), (3, 6842938560), (4, 5132203920), (5, 4105763136), (6, 3421469280), (8, 2566101960), (9, 2280979520), (10, 2052881568), (12, 1710734640), (15, 1368587712), (16, 1283050980), (18, 1140489760), (20, 1026440784), (24, 855367320), (30, 684293856), (32, 641525490), (36, 570244880), (40, 513220392), (45, 456195904), (48, 427683660), (60, 342146928), (64, 320762745), (72, 285122440), (80, 256610196), (90, 228097952), (96, 213841830), (120, 171073464), (144, 142561220), (160, 128305098), (167, 122927040), (180, 114048976), (192, 106920915), (240, 85536732), (288, 71280610), (320, 64152549), (334, 61463520), (360, 57024488), (480, 42768366), (501, 40975680), (576, 35640305), (668, 30731760), (720, 28512244), (835, 24585408), (960, 21384183), (1002, 20487840), (1336, 15365880), (1440, 14256122), (1503, 13658560), (1670, 12292704), (2004, 10243920), (2505, 8195136), (2672, 7682940), (2880, 7128061), (3006, 6829280), (3340, 6146352), (4008, 5121960), (5010, 4097568), (5344, 3841470), (6012, 3414640), (6680, 3073176), (7515, 2731712), (8016, 2560980), (10020, 2048784), (10688, 1920735), (12024, 1707320), (13360, 1536588), (15030, 1365856), (16032, 1280490), (20040, 1024392), (24048, 853660), (26720, 768294), (30060, 682928), (32064, 640245), (40080, 512196), (42683, 480960), (48096, 426830), (53440, 384147), (60120, 341464), (80160, 256098), (85366, 240480), (96192, 213415), (120240, 170732), (128049, 160320)]