231507290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{114043}}^1$

素因数の和:114086

約数の個数: 32

約数和(自身を含む): 492670080

約数和(自身を除く): 261162790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 114043, 228086, 570215, 798301, 1140430, 1596602, 3307247, 3991505, 6614494, 7983010, 16536235, 23150729, 33072470, 46301458, 115753645, 231507290]

約数ペア:

[(1, 231507290), (2, 115753645), (5, 46301458), (7, 33072470), (10, 23150729), (14, 16536235), (29, 7983010), (35, 6614494), (58, 3991505), (70, 3307247), (145, 1596602), (203, 1140430), (290, 798301), (406, 570215), (1015, 228086), (2030, 114043)]