20108347560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{162847}}^1$

素因数の和:162885

約数の個数: 192

約数和(自身を含む): 76212864000

約数和(自身を除く): 56104516440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 343, 360, 392, 420, 441, 490, 504, 588, 630, 686, 735, 840, 882, 980, 1029, 1176, 1260, 1372, 1470, 1715, 1764, 1960, 2058, 2205, 2520, 2744, 2940, 3087, 3430, 3528, 4116, 4410, 5145, 5880, 6174, 6860, 8232, 8820, 10290, 12348, 13720, 15435, 17640, 20580, 24696, 30870, 41160, 61740, 123480, 162847, 325694, 488541, 651388, 814235, 977082, 1139929, 1302776, 1465623, 1628470, 1954164, 2279858, 2442705, 2931246, 3256940, 3419787, 3908328, 4559716, 4885410, 5699645, 5862492, 6513880, 6839574, 7328115, 7979503, 9119432, 9770820, 10259361, 11399290, 11724984, 13679148, 14656230, 15959006, 17098935, 19541640, 20518722, 22798580, 23938509, 27358296, 29312460, 31918012, 34197870, 39897515, 41037444, 45597160, 47877018, 51296805, 55856521, 58624920, 63836024, 68395740, 71815527, 79795030, 82074888, 95754036, 102593610, 111713042, 119692545, 136791480, 143631054, 159590060, 167569563, 191508072, 205187220, 223426084, 239385090, 279282605, 287262108, 319180120, 335139126, 359077635, 410374440, 446852168, 478770180, 502708689, 558565210, 574524216, 670278252, 718155270, 837847815, 957540360, 1005417378, 1117130420, 1340556504, 1436310540, 1675695630, 2010834756, 2234260840, 2513543445, 2872621080, 3351391260, 4021669512, 5027086890, 6702782520, 10054173780, 20108347560]

約数ペア:

[(1, 20108347560), (2, 10054173780), (3, 6702782520), (4, 5027086890), (5, 4021669512), (6, 3351391260), (7, 2872621080), (8, 2513543445), (9, 2234260840), (10, 2010834756), (12, 1675695630), (14, 1436310540), (15, 1340556504), (18, 1117130420), (20, 1005417378), (21, 957540360), (24, 837847815), (28, 718155270), (30, 670278252), (35, 574524216), (36, 558565210), (40, 502708689), (42, 478770180), (45, 446852168), (49, 410374440), (56, 359077635), (60, 335139126), (63, 319180120), (70, 287262108), (72, 279282605), (84, 239385090), (90, 223426084), (98, 205187220), (105, 191508072), (120, 167569563), (126, 159590060), (140, 143631054), (147, 136791480), (168, 119692545), (180, 111713042), (196, 102593610), (210, 95754036), (245, 82074888), (252, 79795030), (280, 71815527), (294, 68395740), (315, 63836024), (343, 58624920), (360, 55856521), (392, 51296805), (420, 47877018), (441, 45597160), (490, 41037444), (504, 39897515), (588, 34197870), (630, 31918012), (686, 29312460), (735, 27358296), (840, 23938509), (882, 22798580), (980, 20518722), (1029, 19541640), (1176, 17098935), (1260, 15959006), (1372, 14656230), (1470, 13679148), (1715, 11724984), (1764, 11399290), (1960, 10259361), (2058, 9770820), (2205, 9119432), (2520, 7979503), (2744, 7328115), (2940, 6839574), (3087, 6513880), (3430, 5862492), (3528, 5699645), (4116, 4885410), (4410, 4559716), (5145, 3908328), (5880, 3419787), (6174, 3256940), (6860, 2931246), (8232, 2442705), (8820, 2279858), (10290, 1954164), (12348, 1628470), (13720, 1465623), (15435, 1302776), (17640, 1139929), (20580, 977082), (24696, 814235), (30870, 651388), (41160, 488541), (61740, 325694), (123480, 162847)]