207928210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1391

約数の個数: 64

約数和(自身を含む): 454164480

約数和(自身を除く): 246236270

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 127, 133, 190, 254, 266, 635, 665, 889, 1231, 1270, 1330, 1778, 2413, 2462, 4445, 4826, 6155, 8617, 8890, 12065, 12310, 16891, 17234, 23389, 24130, 33782, 43085, 46778, 84455, 86170, 116945, 156337, 163723, 168910, 233890, 312674, 327446, 781685, 818615, 1094359, 1563370, 1637230, 2188718, 2970403, 5471795, 5940806, 10943590, 14852015, 20792821, 29704030, 41585642, 103964105, 207928210]

約数ペア:

[(1, 207928210), (2, 103964105), (5, 41585642), (7, 29704030), (10, 20792821), (14, 14852015), (19, 10943590), (35, 5940806), (38, 5471795), (70, 2970403), (95, 2188718), (127, 1637230), (133, 1563370), (190, 1094359), (254, 818615), (266, 781685), (635, 327446), (665, 312674), (889, 233890), (1231, 168910), (1270, 163723), (1330, 156337), (1778, 116945), (2413, 86170), (2462, 84455), (4445, 46778), (4826, 43085), (6155, 33782), (8617, 24130), (8890, 23389), (12065, 17234), (12310, 16891)]