73328360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{261887}}^1$

素因数の和:261905

約数の個数: 32

約数和(自身を含む): 188559360

約数和(自身を除く): 115231000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 261887, 523774, 1047548, 1309435, 1833209, 2095096, 2618870, 3666418, 5237740, 7332836, 9166045, 10475480, 14665672, 18332090, 36664180, 73328360]

約数ペア:

[(1, 73328360), (2, 36664180), (4, 18332090), (5, 14665672), (7, 10475480), (8, 9166045), (10, 7332836), (14, 5237740), (20, 3666418), (28, 2618870), (35, 2095096), (40, 1833209), (56, 1309435), (70, 1047548), (140, 523774), (280, 261887)]