84388140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1237}}^1$

素因数の和:1631

約数の個数: 72

約数和(自身を含む): 256860240

約数和(自身を除く): 172472100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1137, 1237, 1516, 1895, 2274, 2474, 3411, 3711, 3790, 4548, 4948, 5685, 6185, 6822, 7422, 7580, 11133, 11370, 12370, 13644, 14844, 17055, 18555, 22266, 22740, 24740, 34110, 37110, 44532, 55665, 68220, 74220, 111330, 222660, 468823, 937646, 1406469, 1875292, 2344115, 2812938, 4219407, 4688230, 5625876, 7032345, 8438814, 9376460, 14064690, 16877628, 21097035, 28129380, 42194070, 84388140]

約数ペア:

[(1, 84388140), (2, 42194070), (3, 28129380), (4, 21097035), (5, 16877628), (6, 14064690), (9, 9376460), (10, 8438814), (12, 7032345), (15, 5625876), (18, 4688230), (20, 4219407), (30, 2812938), (36, 2344115), (45, 1875292), (60, 1406469), (90, 937646), (180, 468823), (379, 222660), (758, 111330), (1137, 74220), (1237, 68220), (1516, 55665), (1895, 44532), (2274, 37110), (2474, 34110), (3411, 24740), (3711, 22740), (3790, 22266), (4548, 18555), (4948, 17055), (5685, 14844), (6185, 13644), (6822, 12370), (7422, 11370), (7580, 11133)]