161023128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20393}}^1$

素因数の和:20456

約数の個数: 64

約数和(自身を含む): 469877760

約数和(自身を除く): 308854632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 3948, 7896, 20393, 40786, 61179, 81572, 122358, 142751, 163144, 244716, 285502, 428253, 489432, 571004, 856506, 958471, 1142008, 1713012, 1916942, 2875413, 3426024, 3833884, 5750826, 6709297, 7667768, 11501652, 13418594, 20127891, 23003304, 26837188, 40255782, 53674376, 80511564, 161023128]

約数ペア:

[(1, 161023128), (2, 80511564), (3, 53674376), (4, 40255782), (6, 26837188), (7, 23003304), (8, 20127891), (12, 13418594), (14, 11501652), (21, 7667768), (24, 6709297), (28, 5750826), (42, 3833884), (47, 3426024), (56, 2875413), (84, 1916942), (94, 1713012), (141, 1142008), (168, 958471), (188, 856506), (282, 571004), (329, 489432), (376, 428253), (564, 285502), (658, 244716), (987, 163144), (1128, 142751), (1316, 122358), (1974, 81572), (2632, 61179), (3948, 40786), (7896, 20393)]