156945285

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 319845240

約数和(自身を除く): 162899955

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 109, 147, 245, 315, 327, 441, 545, 653, 735, 763, 981, 1635, 1959, 2205, 2289, 3265, 3815, 4571, 4905, 5341, 5877, 6867, 9795, 11445, 13713, 16023, 22855, 26705, 29385, 31997, 34335, 41139, 48069, 68565, 71177, 80115, 95991, 159985, 205695, 213531, 240345, 287973, 355885, 479955, 498239, 640593, 1067655, 1439865, 1494717, 2491195, 3202965, 3487673, 4484151, 7473585, 10463019, 17438365, 22420755, 31389057, 52315095, 156945285]

約数ペア:

[(1, 156945285), (3, 52315095), (5, 31389057), (7, 22420755), (9, 17438365), (15, 10463019), (21, 7473585), (35, 4484151), (45, 3487673), (49, 3202965), (63, 2491195), (105, 1494717), (109, 1439865), (147, 1067655), (245, 640593), (315, 498239), (327, 479955), (441, 355885), (545, 287973), (653, 240345), (735, 213531), (763, 205695), (981, 159985), (1635, 95991), (1959, 80115), (2205, 71177), (2289, 68565), (3265, 48069), (3815, 41139), (4571, 34335), (4905, 31997), (5341, 29385), (5877, 26705), (6867, 22855), (9795, 16023), (11445, 13713)]