About the Number

121520308

121520307 ← → 121520309

2進数表記:111001111100100000010110100

漢数字表記:一億二千百五十二万三百八

素因数分解:

2 2 × 7 1 × 13 1 × 53 1 × 6299 1

素因数の和:6376
約数の個数: 48
約数和(自身を含む): 266716800
約数和(自身を除く): 145196492

約数列:
[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 1378, 1484, 2756, 4823, 6299, 9646, 12598, 19292, 25196, 44093, 81887, 88186, 163774, 176372, 327548, 333847, 573209, 667694, 1146418, 1335388, 2292836, 2336929, 4340011, 4673858, 8680022, 9347716, 17360044, 30380077, 60760154, 121520308]

約数ペア:
[(1, 121520308), (2, 60760154), (4, 30380077), (7, 17360044), (13, 9347716), (14, 8680022), (26, 4673858), (28, 4340011), (52, 2336929), (53, 2292836), (91, 1335388), (106, 1146418), (182, 667694), (212, 573209), (364, 333847), (371, 327548), (689, 176372), (742, 163774), (1378, 88186), (1484, 81887), (2756, 44093), (4823, 25196), (6299, 19292), (9646, 12598)]

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