138433920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{72101}}^1$

素因数の和:72123

約数の個数: 64

約数和(自身を含む): 441264240

約数和(自身を除く): 302830320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 72101, 144202, 216303, 288404, 360505, 432606, 576808, 721010, 865212, 1081515, 1153616, 1442020, 1730424, 2163030, 2307232, 2884040, 3460848, 4326060, 4614464, 5768080, 6921696, 8652120, 9228928, 11536160, 13843392, 17304240, 23072320, 27686784, 34608480, 46144640, 69216960, 138433920]

約数ペア:

[(1, 138433920), (2, 69216960), (3, 46144640), (4, 34608480), (5, 27686784), (6, 23072320), (8, 17304240), (10, 13843392), (12, 11536160), (15, 9228928), (16, 8652120), (20, 6921696), (24, 5768080), (30, 4614464), (32, 4326060), (40, 3460848), (48, 2884040), (60, 2307232), (64, 2163030), (80, 1730424), (96, 1442020), (120, 1153616), (128, 1081515), (160, 865212), (192, 721010), (240, 576808), (320, 432606), (384, 360505), (480, 288404), (640, 216303), (960, 144202), (1920, 72101)]