247140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1373}}^1$

素因数の和:1388

約数の個数: 36

約数和(自身を含む): 750204

約数和(自身を除く): 503064

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1373, 2746, 4119, 5492, 6865, 8238, 12357, 13730, 16476, 20595, 24714, 27460, 41190, 49428, 61785, 82380, 123570, 247140]

約数ペア:

[(1, 247140), (2, 123570), (3, 82380), (4, 61785), (5, 49428), (6, 41190), (9, 27460), (10, 24714), (12, 20595), (15, 16476), (18, 13730), (20, 12357), (30, 8238), (36, 6865), (45, 5492), (60, 4119), (90, 2746), (180, 1373)]