188728960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 521913600

約数和(自身を除く): 333184640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 128, 140, 160, 206, 224, 280, 320, 409, 412, 448, 515, 560, 640, 721, 818, 824, 896, 1030, 1120, 1442, 1636, 1648, 2045, 2060, 2240, 2863, 2884, 3272, 3296, 3605, 4090, 4120, 4480, 5726, 5768, 6544, 6592, 7210, 8180, 8240, 11452, 11536, 13088, 13184, 14315, 14420, 16360, 16480, 22904, 23072, 26176, 28630, 28840, 32720, 32960, 42127, 45808, 46144, 52352, 57260, 57680, 65440, 65920, 84254, 91616, 92288, 114520, 115360, 130880, 168508, 183232, 210635, 229040, 230720, 261760, 294889, 337016, 366464, 421270, 458080, 461440, 589778, 674032, 842540, 916160, 1179556, 1348064, 1474445, 1685080, 1832320, 2359112, 2696128, 2948890, 3370160, 4718224, 5392256, 5897780, 6740320, 9436448, 11795560, 13480640, 18872896, 23591120, 26961280, 37745792, 47182240, 94364480, 188728960]

約数ペア:

[(1, 188728960), (2, 94364480), (4, 47182240), (5, 37745792), (7, 26961280), (8, 23591120), (10, 18872896), (14, 13480640), (16, 11795560), (20, 9436448), (28, 6740320), (32, 5897780), (35, 5392256), (40, 4718224), (56, 3370160), (64, 2948890), (70, 2696128), (80, 2359112), (103, 1832320), (112, 1685080), (128, 1474445), (140, 1348064), (160, 1179556), (206, 916160), (224, 842540), (280, 674032), (320, 589778), (409, 461440), (412, 458080), (448, 421270), (515, 366464), (560, 337016), (640, 294889), (721, 261760), (818, 230720), (824, 229040), (896, 210635), (1030, 183232), (1120, 168508), (1442, 130880), (1636, 115360), (1648, 114520), (2045, 92288), (2060, 91616), (2240, 84254), (2863, 65920), (2884, 65440), (3272, 57680), (3296, 57260), (3605, 52352), (4090, 46144), (4120, 45808), (4480, 42127), (5726, 32960), (5768, 32720), (6544, 28840), (6592, 28630), (7210, 26176), (8180, 23072), (8240, 22904), (11452, 16480), (11536, 16360), (13088, 14420), (13184, 14315)]