317682280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9721}}^1$

素因数の和:9794

約数の個数: 64

約数和(自身を含む): 769982400

約数和(自身を除く): 452300120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 6536, 8170, 9721, 16340, 19442, 32680, 38884, 48605, 77768, 97210, 184699, 194420, 369398, 388840, 418003, 738796, 836006, 923495, 1477592, 1672012, 1846990, 2090015, 3344024, 3693980, 4180030, 7387960, 7942057, 8360060, 15884114, 16720120, 31768228, 39710285, 63536456, 79420570, 158841140, 317682280]

約数ペア:

[(1, 317682280), (2, 158841140), (4, 79420570), (5, 63536456), (8, 39710285), (10, 31768228), (19, 16720120), (20, 15884114), (38, 8360060), (40, 7942057), (43, 7387960), (76, 4180030), (86, 3693980), (95, 3344024), (152, 2090015), (172, 1846990), (190, 1672012), (215, 1477592), (344, 923495), (380, 836006), (430, 738796), (760, 418003), (817, 388840), (860, 369398), (1634, 194420), (1720, 184699), (3268, 97210), (4085, 77768), (6536, 48605), (8170, 38884), (9721, 32680), (16340, 19442)]