20168082720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{209039}}^1$

素因数の和:209127

約数の個数: 144

約数和(自身を含む): 69851134080

約数和(自身を除く): 49683051360

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, 67, 72, 80, 90, 96, 120, 134, 144, 160, 180, 201, 240, 268, 288, 335, 360, 402, 480, 536, 603, 670, 720, 804, 1005, 1072, 1206, 1340, 1440, 1608, 2010, 2144, 2412, 2680, 3015, 3216, 4020, 4824, 5360, 6030, 6432, 8040, 9648, 10720, 12060, 16080, 19296, 24120, 32160, 48240, 96480, 209039, 418078, 627117, 836156, 1045195, 1254234, 1672312, 1881351, 2090390, 2508468, 3135585, 3344624, 3762702, 4180780, 5016936, 6271170, 6689248, 7525404, 8361560, 9406755, 10033872, 12542340, 14005613, 15050808, 16723120, 18813510, 20067744, 25084680, 28011226, 30101616, 33446240, 37627020, 42016839, 50169360, 56022452, 60203232, 70028065, 75254040, 84033678, 100338720, 112044904, 126050517, 140056130, 150508080, 168067356, 210084195, 224089808, 252101034, 280112260, 301016160, 336134712, 420168390, 448179616, 504202068, 560224520, 630252585, 672269424, 840336780, 1008404136, 1120449040, 1260505170, 1344538848, 1680673560, 2016808272, 2240898080, 2521010340, 3361347120, 4033616544, 5042020680, 6722694240, 10084041360, 20168082720]

約数ペア:

[(1, 20168082720), (2, 10084041360), (3, 6722694240), (4, 5042020680), (5, 4033616544), (6, 3361347120), (8, 2521010340), (9, 2240898080), (10, 2016808272), (12, 1680673560), (15, 1344538848), (16, 1260505170), (18, 1120449040), (20, 1008404136), (24, 840336780), (30, 672269424), (32, 630252585), (36, 560224520), (40, 504202068), (45, 448179616), (48, 420168390), (60, 336134712), (67, 301016160), (72, 280112260), (80, 252101034), (90, 224089808), (96, 210084195), (120, 168067356), (134, 150508080), (144, 140056130), (160, 126050517), (180, 112044904), (201, 100338720), (240, 84033678), (268, 75254040), (288, 70028065), (335, 60203232), (360, 56022452), (402, 50169360), (480, 42016839), (536, 37627020), (603, 33446240), (670, 30101616), (720, 28011226), (804, 25084680), (1005, 20067744), (1072, 18813510), (1206, 16723120), (1340, 15050808), (1440, 14005613), (1608, 12542340), (2010, 10033872), (2144, 9406755), (2412, 8361560), (2680, 7525404), (3015, 6689248), (3216, 6271170), (4020, 5016936), (4824, 4180780), (5360, 3762702), (6030, 3344624), (6432, 3135585), (8040, 2508468), (9648, 2090390), (10720, 1881351), (12060, 1672312), (16080, 1254234), (19296, 1045195), (24120, 836156), (32160, 627117), (48240, 418078), (96480, 209039)]