1287307584

素因数分解:

$2^6\times 3^2\times {\mathrm{107}}^1\times {\mathrm{20887}}^1$

素因数の和:21012

約数の個数: 84

約数和(自身を含む): 3724497504

約数和(自身を除く): 2437189920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 107, 144, 192, 214, 288, 321, 428, 576, 642, 856, 963, 1284, 1712, 1926, 2568, 3424, 3852, 5136, 6848, 7704, 10272, 15408, 20544, 20887, 30816, 41774, 61632, 62661, 83548, 125322, 167096, 187983, 250644, 334192, 375966, 501288, 668384, 751932, 1002576, 1336768, 1503864, 2005152, 2234909, 3007728, 4010304, 4469818, 6015456, 6704727, 8939636, 12030912, 13409454, 17879272, 20114181, 26818908, 35758544, 40228362, 53637816, 71517088, 80456724, 107275632, 143034176, 160913448, 214551264, 321826896, 429102528, 643653792, 1287307584]

約数ペア:

[(1, 1287307584), (2, 643653792), (3, 429102528), (4, 321826896), (6, 214551264), (8, 160913448), (9, 143034176), (12, 107275632), (16, 80456724), (18, 71517088), (24, 53637816), (32, 40228362), (36, 35758544), (48, 26818908), (64, 20114181), (72, 17879272), (96, 13409454), (107, 12030912), (144, 8939636), (192, 6704727), (214, 6015456), (288, 4469818), (321, 4010304), (428, 3007728), (576, 2234909), (642, 2005152), (856, 1503864), (963, 1336768), (1284, 1002576), (1712, 751932), (1926, 668384), (2568, 501288), (3424, 375966), (3852, 334192), (5136, 250644), (6848, 187983), (7704, 167096), (10272, 125322), (15408, 83548), (20544, 62661), (20887, 61632), (30816, 41774)]