19678367880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{343787}}^1$

素因数の和:343860

約数の個数: 128

約数和(自身を含む): 66832387200

約数和(自身を除く): 47154019320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 530, 540, 636, 795, 954, 1060, 1080, 1272, 1431, 1590, 1908, 2120, 2385, 2862, 3180, 3816, 4770, 5724, 6360, 7155, 9540, 11448, 14310, 19080, 28620, 57240, 343787, 687574, 1031361, 1375148, 1718935, 2062722, 2750296, 3094083, 3437870, 4125444, 5156805, 6188166, 6875740, 8250888, 9282249, 10313610, 12376332, 13751480, 15470415, 18220711, 18564498, 20627220, 24752664, 30940830, 36441422, 37128996, 41254440, 46411245, 54662133, 61881660, 72882844, 74257992, 91103555, 92822490, 109324266, 123763320, 145765688, 163986399, 182207110, 185644980, 218648532, 273310665, 327972798, 364414220, 371289960, 437297064, 491959197, 546621330, 655945596, 728828440, 819931995, 983918394, 1093242660, 1311891192, 1639863990, 1967836788, 2186485320, 2459795985, 3279727980, 3935673576, 4919591970, 6559455960, 9839183940, 19678367880]

約数ペア:

[(1, 19678367880), (2, 9839183940), (3, 6559455960), (4, 4919591970), (5, 3935673576), (6, 3279727980), (8, 2459795985), (9, 2186485320), (10, 1967836788), (12, 1639863990), (15, 1311891192), (18, 1093242660), (20, 983918394), (24, 819931995), (27, 728828440), (30, 655945596), (36, 546621330), (40, 491959197), (45, 437297064), (53, 371289960), (54, 364414220), (60, 327972798), (72, 273310665), (90, 218648532), (106, 185644980), (108, 182207110), (120, 163986399), (135, 145765688), (159, 123763320), (180, 109324266), (212, 92822490), (216, 91103555), (265, 74257992), (270, 72882844), (318, 61881660), (360, 54662133), (424, 46411245), (477, 41254440), (530, 37128996), (540, 36441422), (636, 30940830), (795, 24752664), (954, 20627220), (1060, 18564498), (1080, 18220711), (1272, 15470415), (1431, 13751480), (1590, 12376332), (1908, 10313610), (2120, 9282249), (2385, 8250888), (2862, 6875740), (3180, 6188166), (3816, 5156805), (4770, 4125444), (5724, 3437870), (6360, 3094083), (7155, 2750296), (9540, 2062722), (11448, 1718935), (14310, 1375148), (19080, 1031361), (28620, 687574), (57240, 343787)]