138917520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 240

約数和(自身を含む): 546429312

約数和(自身を除く): 407511792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 641, 645, 688, 720, 774, 840, 860, 903, 1008, 1032, 1204, 1260, 1282, 1290, 1505, 1548, 1680, 1720, 1806, 1923, 1935, 2064, 2408, 2520, 2564, 2580, 2709, 3010, 3096, 3205, 3440, 3612, 3846, 3870, 4487, 4515, 4816, 5040, 5128, 5160, 5418, 5769, 6020, 6192, 6410, 7224, 7692, 7740, 8974, 9030, 9615, 10256, 10320, 10836, 11538, 12040, 12820, 13461, 13545, 14448, 15384, 15480, 17948, 18060, 19230, 21672, 22435, 23076, 24080, 25640, 26922, 27090, 27563, 28845, 30768, 30960, 35896, 36120, 38460, 40383, 43344, 44870, 46152, 51280, 53844, 54180, 55126, 57690, 67305, 71792, 72240, 76920, 80766, 82689, 89740, 92304, 107688, 108360, 110252, 115380, 134610, 137815, 153840, 161532, 165378, 179480, 192941, 201915, 215376, 216720, 220504, 230760, 248067, 269220, 275630, 323064, 330756, 358960, 385882, 403830, 413445, 441008, 461520, 496134, 538440, 551260, 578823, 646128, 661512, 771764, 807660, 826890, 964705, 992268, 1076880, 1102520, 1157646, 1240335, 1323024, 1543528, 1615320, 1653780, 1736469, 1929410, 1984536, 2205040, 2315292, 2480670, 2894115, 3087056, 3230640, 3307560, 3472938, 3858820, 3969072, 4630584, 4961340, 5788230, 6615120, 6945876, 7717640, 8682345, 9261168, 9922680, 11576460, 13891752, 15435280, 17364690, 19845360, 23152920, 27783504, 34729380, 46305840, 69458760, 138917520]

約数ペア:

[(1, 138917520), (2, 69458760), (3, 46305840), (4, 34729380), (5, 27783504), (6, 23152920), (7, 19845360), (8, 17364690), (9, 15435280), (10, 13891752), (12, 11576460), (14, 9922680), (15, 9261168), (16, 8682345), (18, 7717640), (20, 6945876), (21, 6615120), (24, 5788230), (28, 4961340), (30, 4630584), (35, 3969072), (36, 3858820), (40, 3472938), (42, 3307560), (43, 3230640), (45, 3087056), (48, 2894115), (56, 2480670), (60, 2315292), (63, 2205040), (70, 1984536), (72, 1929410), (80, 1736469), (84, 1653780), (86, 1615320), (90, 1543528), (105, 1323024), (112, 1240335), (120, 1157646), (126, 1102520), (129, 1076880), (140, 992268), (144, 964705), (168, 826890), (172, 807660), (180, 771764), (210, 661512), (215, 646128), (240, 578823), (252, 551260), (258, 538440), (280, 496134), (301, 461520), (315, 441008), (336, 413445), (344, 403830), (360, 385882), (387, 358960), (420, 330756), (430, 323064), (504, 275630), (516, 269220), (560, 248067), (602, 230760), (630, 220504), (641, 216720), (645, 215376), (688, 201915), (720, 192941), (774, 179480), (840, 165378), (860, 161532), (903, 153840), (1008, 137815), (1032, 134610), (1204, 115380), (1260, 110252), (1282, 108360), (1290, 107688), (1505, 92304), (1548, 89740), (1680, 82689), (1720, 80766), (1806, 76920), (1923, 72240), (1935, 71792), (2064, 67305), (2408, 57690), (2520, 55126), (2564, 54180), (2580, 53844), (2709, 51280), (3010, 46152), (3096, 44870), (3205, 43344), (3440, 40383), (3612, 38460), (3846, 36120), (3870, 35896), (4487, 30960), (4515, 30768), (4816, 28845), (5040, 27563), (5128, 27090), (5160, 26922), (5418, 25640), (5769, 24080), (6020, 23076), (6192, 22435), (6410, 21672), (7224, 19230), (7692, 18060), (7740, 17948), (8974, 15480), (9030, 15384), (9615, 14448), (10256, 13545), (10320, 13461), (10836, 12820), (11538, 12040)]