138384960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20593}}^1$

素因数の和:20620

約数の個数: 112

約数和(自身を含む): 502164096

約数和(自身を除く): 363779136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20593, 41186, 61779, 82372, 102965, 123558, 144151, 164744, 205930, 247116, 288302, 308895, 329488, 411860, 432453, 494232, 576604, 617790, 658976, 720755, 823720, 864906, 988464, 1153208, 1235580, 1317952, 1441510, 1647440, 1729812, 1976928, 2162265, 2306416, 2471160, 2883020, 3294880, 3459624, 3953856, 4324530, 4612832, 4942320, 5766040, 6589760, 6919248, 8649060, 9225664, 9884640, 11532080, 13838496, 17298120, 19769280, 23064160, 27676992, 34596240, 46128320, 69192480, 138384960]

約数ペア:

[(1, 138384960), (2, 69192480), (3, 46128320), (4, 34596240), (5, 27676992), (6, 23064160), (7, 19769280), (8, 17298120), (10, 13838496), (12, 11532080), (14, 9884640), (15, 9225664), (16, 8649060), (20, 6919248), (21, 6589760), (24, 5766040), (28, 4942320), (30, 4612832), (32, 4324530), (35, 3953856), (40, 3459624), (42, 3294880), (48, 2883020), (56, 2471160), (60, 2306416), (64, 2162265), (70, 1976928), (80, 1729812), (84, 1647440), (96, 1441510), (105, 1317952), (112, 1235580), (120, 1153208), (140, 988464), (160, 864906), (168, 823720), (192, 720755), (210, 658976), (224, 617790), (240, 576604), (280, 494232), (320, 432453), (336, 411860), (420, 329488), (448, 308895), (480, 288302), (560, 247116), (672, 205930), (840, 164744), (960, 144151), (1120, 123558), (1344, 102965), (1680, 82372), (2240, 61779), (3360, 41186), (6720, 20593)]