239303505

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 469497600

約数和(自身を除く): 230194095

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 103, 105, 109, 145, 147, 203, 245, 309, 327, 435, 515, 545, 609, 721, 735, 763, 1015, 1421, 1545, 1635, 2163, 2289, 2987, 3045, 3161, 3605, 3815, 4263, 5047, 5341, 7105, 8961, 9483, 10815, 11227, 11445, 14935, 15141, 15805, 16023, 20909, 21315, 22127, 25235, 26705, 33681, 44805, 47415, 56135, 62727, 66381, 75705, 78589, 80115, 104545, 110635, 146363, 154889, 168405, 235767, 313635, 325583, 331905, 392945, 439089, 464667, 550123, 731815, 774445, 976749, 1178835, 1627915, 1650369, 2195445, 2279081, 2323335, 2750615, 4883745, 6837243, 8251845, 11395405, 15953567, 34186215, 47860701, 79767835, 239303505]

約数ペア:

[(1, 239303505), (3, 79767835), (5, 47860701), (7, 34186215), (15, 15953567), (21, 11395405), (29, 8251845), (35, 6837243), (49, 4883745), (87, 2750615), (103, 2323335), (105, 2279081), (109, 2195445), (145, 1650369), (147, 1627915), (203, 1178835), (245, 976749), (309, 774445), (327, 731815), (435, 550123), (515, 464667), (545, 439089), (609, 392945), (721, 331905), (735, 325583), (763, 313635), (1015, 235767), (1421, 168405), (1545, 154889), (1635, 146363), (2163, 110635), (2289, 104545), (2987, 80115), (3045, 78589), (3161, 75705), (3605, 66381), (3815, 62727), (4263, 56135), (5047, 47415), (5341, 44805), (7105, 33681), (8961, 26705), (9483, 25235), (10815, 22127), (11227, 21315), (11445, 20909), (14935, 16023), (15141, 15805)]