256446372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3217}}^1$

素因数の和:3317

約数の個数: 96

約数和(自身を含む): 746781952

約数和(自身を除く): 490335580

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 73, 78, 84, 91, 146, 156, 182, 219, 273, 292, 364, 438, 511, 546, 876, 949, 1022, 1092, 1533, 1898, 2044, 2847, 3066, 3217, 3796, 5694, 6132, 6434, 6643, 9651, 11388, 12868, 13286, 19302, 19929, 22519, 26572, 38604, 39858, 41821, 45038, 67557, 79716, 83642, 90076, 125463, 135114, 167284, 234841, 250926, 270228, 292747, 469682, 501852, 585494, 704523, 878241, 939364, 1170988, 1409046, 1643887, 1756482, 2818092, 3052933, 3287774, 3512964, 4931661, 6105866, 6575548, 9158799, 9863322, 12211732, 18317598, 19726644, 21370531, 36635196, 42741062, 64111593, 85482124, 128223186, 256446372]

約数ペア:

[(1, 256446372), (2, 128223186), (3, 85482124), (4, 64111593), (6, 42741062), (7, 36635196), (12, 21370531), (13, 19726644), (14, 18317598), (21, 12211732), (26, 9863322), (28, 9158799), (39, 6575548), (42, 6105866), (52, 4931661), (73, 3512964), (78, 3287774), (84, 3052933), (91, 2818092), (146, 1756482), (156, 1643887), (182, 1409046), (219, 1170988), (273, 939364), (292, 878241), (364, 704523), (438, 585494), (511, 501852), (546, 469682), (876, 292747), (949, 270228), (1022, 250926), (1092, 234841), (1533, 167284), (1898, 135114), (2044, 125463), (2847, 90076), (3066, 83642), (3217, 79716), (3796, 67557), (5694, 45038), (6132, 41821), (6434, 39858), (6643, 38604), (9651, 26572), (11388, 22519), (12868, 19929), (13286, 19302)]