20512662480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{25057}}^1$

素因数の和:25458

約数の個数: 160

約数和(自身を含む): 70843977600

約数和(自身を除く): 50331315120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 379, 432, 540, 720, 758, 1080, 1137, 1516, 1895, 2160, 2274, 3032, 3411, 3790, 4548, 5685, 6064, 6822, 7580, 9096, 10233, 11370, 13644, 15160, 17055, 18192, 20466, 22740, 25057, 27288, 30320, 34110, 40932, 45480, 50114, 51165, 54576, 68220, 75171, 81864, 90960, 100228, 102330, 125285, 136440, 150342, 163728, 200456, 204660, 225513, 250570, 272880, 300684, 375855, 400912, 409320, 451026, 501140, 601368, 676539, 751710, 818640, 902052, 1002280, 1127565, 1202736, 1353078, 1503420, 1804104, 2004560, 2255130, 2706156, 3006840, 3382695, 3608208, 4510260, 5412312, 6013680, 6765390, 9020520, 9496603, 10824624, 13530780, 18041040, 18993206, 27061560, 28489809, 37986412, 47483015, 54123120, 56979618, 75972824, 85469427, 94966030, 113959236, 142449045, 151945648, 170938854, 189932060, 227918472, 256408281, 284898090, 341877708, 379864120, 427347135, 455836944, 512816562, 569796180, 683755416, 759728240, 854694270, 1025633124, 1139592360, 1282041405, 1367510832, 1709388540, 2051266248, 2279184720, 2564082810, 3418777080, 4102532496, 5128165620, 6837554160, 10256331240, 20512662480]

約数ペア:

[(1, 20512662480), (2, 10256331240), (3, 6837554160), (4, 5128165620), (5, 4102532496), (6, 3418777080), (8, 2564082810), (9, 2279184720), (10, 2051266248), (12, 1709388540), (15, 1367510832), (16, 1282041405), (18, 1139592360), (20, 1025633124), (24, 854694270), (27, 759728240), (30, 683755416), (36, 569796180), (40, 512816562), (45, 455836944), (48, 427347135), (54, 379864120), (60, 341877708), (72, 284898090), (80, 256408281), (90, 227918472), (108, 189932060), (120, 170938854), (135, 151945648), (144, 142449045), (180, 113959236), (216, 94966030), (240, 85469427), (270, 75972824), (360, 56979618), (379, 54123120), (432, 47483015), (540, 37986412), (720, 28489809), (758, 27061560), (1080, 18993206), (1137, 18041040), (1516, 13530780), (1895, 10824624), (2160, 9496603), (2274, 9020520), (3032, 6765390), (3411, 6013680), (3790, 5412312), (4548, 4510260), (5685, 3608208), (6064, 3382695), (6822, 3006840), (7580, 2706156), (9096, 2255130), (10233, 2004560), (11370, 1804104), (13644, 1503420), (15160, 1353078), (17055, 1202736), (18192, 1127565), (20466, 1002280), (22740, 902052), (25057, 818640), (27288, 751710), (30320, 676539), (34110, 601368), (40932, 501140), (45480, 451026), (50114, 409320), (51165, 400912), (54576, 375855), (68220, 300684), (75171, 272880), (81864, 250570), (90960, 225513), (100228, 204660), (102330, 200456), (125285, 163728), (136440, 150342)]