81136620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1549}}^1$

素因数の和:1664

約数の個数: 96

約数和(自身を含む): 255192000

約数和(自身を除く): 174055380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 388, 485, 540, 582, 873, 970, 1164, 1455, 1549, 1746, 1940, 2619, 2910, 3098, 3492, 4365, 4647, 5238, 5820, 6196, 7745, 8730, 9294, 10476, 13095, 13941, 15490, 17460, 18588, 23235, 26190, 27882, 30980, 41823, 46470, 52380, 55764, 69705, 83646, 92940, 139410, 150253, 167292, 209115, 278820, 300506, 418230, 450759, 601012, 751265, 836460, 901518, 1352277, 1502530, 1803036, 2253795, 2704554, 3005060, 4056831, 4507590, 5409108, 6761385, 8113662, 9015180, 13522770, 16227324, 20284155, 27045540, 40568310, 81136620]

約数ペア:

[(1, 81136620), (2, 40568310), (3, 27045540), (4, 20284155), (5, 16227324), (6, 13522770), (9, 9015180), (10, 8113662), (12, 6761385), (15, 5409108), (18, 4507590), (20, 4056831), (27, 3005060), (30, 2704554), (36, 2253795), (45, 1803036), (54, 1502530), (60, 1352277), (90, 901518), (97, 836460), (108, 751265), (135, 601012), (180, 450759), (194, 418230), (270, 300506), (291, 278820), (388, 209115), (485, 167292), (540, 150253), (582, 139410), (873, 92940), (970, 83646), (1164, 69705), (1455, 55764), (1549, 52380), (1746, 46470), (1940, 41823), (2619, 30980), (2910, 27882), (3098, 26190), (3492, 23235), (4365, 18588), (4647, 17460), (5238, 15490), (5820, 13941), (6196, 13095), (7745, 10476), (8730, 9294)]