239018080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 144

約数和(自身を含む): 673097040

約数和(自身を除く): 434078960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 160, 172, 196, 215, 224, 245, 280, 301, 344, 392, 430, 490, 560, 602, 688, 709, 784, 860, 980, 1120, 1204, 1376, 1418, 1505, 1568, 1720, 1960, 2107, 2408, 2836, 3010, 3440, 3545, 3920, 4214, 4816, 4963, 5672, 6020, 6880, 7090, 7840, 8428, 9632, 9926, 10535, 11344, 12040, 14180, 16856, 19852, 21070, 22688, 24080, 24815, 28360, 30487, 33712, 34741, 39704, 42140, 48160, 49630, 56720, 60974, 67424, 69482, 79408, 84280, 99260, 113440, 121948, 138964, 152435, 158816, 168560, 173705, 198520, 213409, 243896, 277928, 304870, 337120, 347410, 397040, 426818, 487792, 555856, 609740, 694820, 794080, 853636, 975584, 1067045, 1111712, 1219480, 1389640, 1493863, 1707272, 2134090, 2438960, 2779280, 2987726, 3414544, 4268180, 4877920, 5558560, 5975452, 6829088, 7469315, 8536360, 11950904, 14938630, 17072720, 23901808, 29877260, 34145440, 47803616, 59754520, 119509040, 239018080]

約数ペア:

[(1, 239018080), (2, 119509040), (4, 59754520), (5, 47803616), (7, 34145440), (8, 29877260), (10, 23901808), (14, 17072720), (16, 14938630), (20, 11950904), (28, 8536360), (32, 7469315), (35, 6829088), (40, 5975452), (43, 5558560), (49, 4877920), (56, 4268180), (70, 3414544), (80, 2987726), (86, 2779280), (98, 2438960), (112, 2134090), (140, 1707272), (160, 1493863), (172, 1389640), (196, 1219480), (215, 1111712), (224, 1067045), (245, 975584), (280, 853636), (301, 794080), (344, 694820), (392, 609740), (430, 555856), (490, 487792), (560, 426818), (602, 397040), (688, 347410), (709, 337120), (784, 304870), (860, 277928), (980, 243896), (1120, 213409), (1204, 198520), (1376, 173705), (1418, 168560), (1505, 158816), (1568, 152435), (1720, 138964), (1960, 121948), (2107, 113440), (2408, 99260), (2836, 84280), (3010, 79408), (3440, 69482), (3545, 67424), (3920, 60974), (4214, 56720), (4816, 49630), (4963, 48160), (5672, 42140), (6020, 39704), (6880, 34741), (7090, 33712), (7840, 30487), (8428, 28360), (9632, 24815), (9926, 24080), (10535, 22688), (11344, 21070), (12040, 19852), (14180, 16856)]