81388368

素因数分解:

$2^4\times 3^3\times {\mathrm{293}}^1\times {\mathrm{643}}^1$

素因数の和:953

約数の個数: 80

約数和(自身を含む): 234776640

約数和(自身を除く): 153388272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 293, 432, 586, 643, 879, 1172, 1286, 1758, 1929, 2344, 2572, 2637, 3516, 3858, 4688, 5144, 5274, 5787, 7032, 7716, 7911, 10288, 10548, 11574, 14064, 15432, 15822, 17361, 21096, 23148, 30864, 31644, 34722, 42192, 46296, 63288, 69444, 92592, 126576, 138888, 188399, 277776, 376798, 565197, 753596, 1130394, 1507192, 1695591, 2260788, 3014384, 3391182, 4521576, 5086773, 6782364, 9043152, 10173546, 13564728, 20347092, 27129456, 40694184, 81388368]

約数ペア:

[(1, 81388368), (2, 40694184), (3, 27129456), (4, 20347092), (6, 13564728), (8, 10173546), (9, 9043152), (12, 6782364), (16, 5086773), (18, 4521576), (24, 3391182), (27, 3014384), (36, 2260788), (48, 1695591), (54, 1507192), (72, 1130394), (108, 753596), (144, 565197), (216, 376798), (293, 277776), (432, 188399), (586, 138888), (643, 126576), (879, 92592), (1172, 69444), (1286, 63288), (1758, 46296), (1929, 42192), (2344, 34722), (2572, 31644), (2637, 30864), (3516, 23148), (3858, 21096), (4688, 17361), (5144, 15822), (5274, 15432), (5787, 14064), (7032, 11574), (7716, 10548), (7911, 10288)]