135880640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{60661}}^1$

素因数の和:60685

約数の個数: 56

約数和(自身を含む): 369795552

約数和(自身を除く): 233914912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 60661, 121322, 242644, 303305, 424627, 485288, 606610, 849254, 970576, 1213220, 1698508, 1941152, 2123135, 2426440, 3397016, 3882304, 4246270, 4852880, 6794032, 8492540, 9705760, 13588064, 16985080, 19411520, 27176128, 33970160, 67940320, 135880640]

約数ペア:

[(1, 135880640), (2, 67940320), (4, 33970160), (5, 27176128), (7, 19411520), (8, 16985080), (10, 13588064), (14, 9705760), (16, 8492540), (20, 6794032), (28, 4852880), (32, 4246270), (35, 3882304), (40, 3397016), (56, 2426440), (64, 2123135), (70, 1941152), (80, 1698508), (112, 1213220), (140, 970576), (160, 849254), (224, 606610), (280, 485288), (320, 424627), (448, 303305), (560, 242644), (1120, 121322), (2240, 60661)]