145489120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{129901}}^1$

素因数の和:129923

約数の個数: 48

約数和(自身を含む): 392823648

約数和(自身を除く): 247334528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 129901, 259802, 519604, 649505, 909307, 1039208, 1299010, 1818614, 2078416, 2598020, 3637228, 4156832, 4546535, 5196040, 7274456, 9093070, 10392080, 14548912, 18186140, 20784160, 29097824, 36372280, 72744560, 145489120]

約数ペア:

[(1, 145489120), (2, 72744560), (4, 36372280), (5, 29097824), (7, 20784160), (8, 18186140), (10, 14548912), (14, 10392080), (16, 9093070), (20, 7274456), (28, 5196040), (32, 4546535), (35, 4156832), (40, 3637228), (56, 2598020), (70, 2078416), (80, 1818614), (112, 1299010), (140, 1039208), (160, 909307), (224, 649505), (280, 519604), (560, 259802), (1120, 129901)]