31182660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{907}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 95187456

約数和(自身を除く): 64004796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 907, 955, 1146, 1719, 1814, 1910, 2292, 2721, 2865, 3438, 3628, 3820, 4535, 5442, 5730, 6876, 8163, 8595, 9070, 10884, 11460, 13605, 16326, 17190, 18140, 27210, 32652, 34380, 40815, 54420, 81630, 163260, 173237, 346474, 519711, 692948, 866185, 1039422, 1559133, 1732370, 2078844, 2598555, 3118266, 3464740, 5197110, 6236532, 7795665, 10394220, 15591330, 31182660]

約数ペア:

[(1, 31182660), (2, 15591330), (3, 10394220), (4, 7795665), (5, 6236532), (6, 5197110), (9, 3464740), (10, 3118266), (12, 2598555), (15, 2078844), (18, 1732370), (20, 1559133), (30, 1039422), (36, 866185), (45, 692948), (60, 519711), (90, 346474), (180, 173237), (191, 163260), (382, 81630), (573, 54420), (764, 40815), (907, 34380), (955, 32652), (1146, 27210), (1719, 18140), (1814, 17190), (1910, 16326), (2292, 13605), (2721, 11460), (2865, 10884), (3438, 9070), (3628, 8595), (3820, 8163), (4535, 6876), (5442, 5730)]