256807368

素因数分解:

$2^3\times 3^3\times {\mathrm{379}}^1\times {\mathrm{3137}}^1$

素因数の和:3531

約数の個数: 64

約数和(自身を含む): 715464000

約数和(自身を除く): 458656632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 379, 758, 1137, 1516, 2274, 3032, 3137, 3411, 4548, 6274, 6822, 9096, 9411, 10233, 12548, 13644, 18822, 20466, 25096, 27288, 28233, 37644, 40932, 56466, 75288, 81864, 84699, 112932, 169398, 225864, 338796, 677592, 1188923, 2377846, 3566769, 4755692, 7133538, 9511384, 10700307, 14267076, 21400614, 28534152, 32100921, 42801228, 64201842, 85602456, 128403684, 256807368]

約数ペア:

[(1, 256807368), (2, 128403684), (3, 85602456), (4, 64201842), (6, 42801228), (8, 32100921), (9, 28534152), (12, 21400614), (18, 14267076), (24, 10700307), (27, 9511384), (36, 7133538), (54, 4755692), (72, 3566769), (108, 2377846), (216, 1188923), (379, 677592), (758, 338796), (1137, 225864), (1516, 169398), (2274, 112932), (3032, 84699), (3137, 81864), (3411, 75288), (4548, 56466), (6274, 40932), (6822, 37644), (9096, 28233), (9411, 27288), (10233, 25096), (12548, 20466), (13644, 18822)]