51308910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{619}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 137491200

約数和(自身を除く): 86182290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 307, 614, 619, 921, 1238, 1535, 1842, 1857, 2763, 3070, 3095, 3714, 4605, 5526, 5571, 6190, 8289, 9210, 9285, 11142, 13815, 16578, 16713, 18570, 27630, 27855, 33426, 41445, 55710, 82890, 83565, 167130, 190033, 380066, 570099, 950165, 1140198, 1710297, 1900330, 2850495, 3420594, 5130891, 5700990, 8551485, 10261782, 17102970, 25654455, 51308910]

約数ペア:

[(1, 51308910), (2, 25654455), (3, 17102970), (5, 10261782), (6, 8551485), (9, 5700990), (10, 5130891), (15, 3420594), (18, 2850495), (27, 1900330), (30, 1710297), (45, 1140198), (54, 950165), (90, 570099), (135, 380066), (270, 190033), (307, 167130), (614, 83565), (619, 82890), (921, 55710), (1238, 41445), (1535, 33426), (1842, 27855), (1857, 27630), (2763, 18570), (3070, 16713), (3095, 16578), (3714, 13815), (4605, 11142), (5526, 9285), (5571, 9210), (6190, 8289)]