27687780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 84527352

約数和(自身を除く): 56839572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 797, 965, 1158, 1594, 1737, 1930, 2316, 2391, 2895, 3188, 3474, 3860, 3985, 4782, 5790, 6948, 7173, 7970, 8685, 9564, 11580, 11955, 14346, 15940, 17370, 23910, 28692, 34740, 35865, 47820, 71730, 143460, 153821, 307642, 461463, 615284, 769105, 922926, 1384389, 1538210, 1845852, 2307315, 2768778, 3076420, 4614630, 5537556, 6921945, 9229260, 13843890, 27687780]

約数ペア:

[(1, 27687780), (2, 13843890), (3, 9229260), (4, 6921945), (5, 5537556), (6, 4614630), (9, 3076420), (10, 2768778), (12, 2307315), (15, 1845852), (18, 1538210), (20, 1384389), (30, 922926), (36, 769105), (45, 615284), (60, 461463), (90, 307642), (180, 153821), (193, 143460), (386, 71730), (579, 47820), (772, 35865), (797, 34740), (965, 28692), (1158, 23910), (1594, 17370), (1737, 15940), (1930, 14346), (2316, 11955), (2391, 11580), (2895, 9564), (3188, 8685), (3474, 7970), (3860, 7173), (3985, 6948), (4782, 5790)]