75638720

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 112

約数和(自身を含む): 193121280

約数和(自身を除く): 117482560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 160, 172, 184, 215, 230, 239, 320, 344, 368, 430, 460, 478, 688, 736, 860, 920, 956, 989, 1195, 1376, 1472, 1720, 1840, 1912, 1978, 2390, 2752, 3440, 3680, 3824, 3956, 4780, 4945, 5497, 6880, 7360, 7648, 7912, 9560, 9890, 10277, 10994, 13760, 15296, 15824, 19120, 19780, 20554, 21988, 27485, 31648, 38240, 39560, 41108, 43976, 51385, 54970, 63296, 76480, 79120, 82216, 87952, 102770, 109940, 158240, 164432, 175904, 205540, 219880, 236371, 316480, 328864, 351808, 411080, 439760, 472742, 657728, 822160, 879520, 945484, 1181855, 1644320, 1759040, 1890968, 2363710, 3288640, 3781936, 4727420, 7563872, 9454840, 15127744, 18909680, 37819360, 75638720]

約数ペア:

[(1, 75638720), (2, 37819360), (4, 18909680), (5, 15127744), (8, 9454840), (10, 7563872), (16, 4727420), (20, 3781936), (23, 3288640), (32, 2363710), (40, 1890968), (43, 1759040), (46, 1644320), (64, 1181855), (80, 945484), (86, 879520), (92, 822160), (115, 657728), (160, 472742), (172, 439760), (184, 411080), (215, 351808), (230, 328864), (239, 316480), (320, 236371), (344, 219880), (368, 205540), (430, 175904), (460, 164432), (478, 158240), (688, 109940), (736, 102770), (860, 87952), (920, 82216), (956, 79120), (989, 76480), (1195, 63296), (1376, 54970), (1472, 51385), (1720, 43976), (1840, 41108), (1912, 39560), (1978, 38240), (2390, 31648), (2752, 27485), (3440, 21988), (3680, 20554), (3824, 19780), (3956, 19120), (4780, 15824), (4945, 15296), (5497, 13760), (6880, 10994), (7360, 10277), (7648, 9890), (7912, 9560)]