51630660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{769}}^1$

素因数の和:1157

約数の個数: 72

約数和(自身を含む): 157237080

約数和(自身を除く): 105606420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 769, 1119, 1492, 1538, 1865, 2238, 2307, 3076, 3357, 3730, 3845, 4476, 4614, 5595, 6714, 6921, 7460, 7690, 9228, 11190, 11535, 13428, 13842, 15380, 16785, 22380, 23070, 27684, 33570, 34605, 46140, 67140, 69210, 138420, 286837, 573674, 860511, 1147348, 1434185, 1721022, 2581533, 2868370, 3442044, 4302555, 5163066, 5736740, 8605110, 10326132, 12907665, 17210220, 25815330, 51630660]

約数ペア:

[(1, 51630660), (2, 25815330), (3, 17210220), (4, 12907665), (5, 10326132), (6, 8605110), (9, 5736740), (10, 5163066), (12, 4302555), (15, 3442044), (18, 2868370), (20, 2581533), (30, 1721022), (36, 1434185), (45, 1147348), (60, 860511), (90, 573674), (180, 286837), (373, 138420), (746, 69210), (769, 67140), (1119, 46140), (1492, 34605), (1538, 33570), (1865, 27684), (2238, 23070), (2307, 22380), (3076, 16785), (3357, 15380), (3730, 13842), (3845, 13428), (4476, 11535), (4614, 11190), (5595, 9228), (6714, 7690), (6921, 7460)]