161508852

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 429549120

約数和(自身を除く): 268040268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 131, 138, 207, 262, 276, 393, 414, 524, 786, 828, 1179, 1489, 1572, 2358, 2978, 3013, 4467, 4716, 5956, 6026, 8934, 9039, 12052, 13401, 17868, 18078, 26802, 27117, 34247, 36156, 53604, 54234, 68494, 102741, 108468, 136988, 195059, 205482, 308223, 390118, 410964, 585177, 616446, 780236, 1170354, 1232892, 1755531, 2340708, 3511062, 4486357, 7022124, 8972714, 13459071, 17945428, 26918142, 40377213, 53836284, 80754426, 161508852]

約数ペア:

[(1, 161508852), (2, 80754426), (3, 53836284), (4, 40377213), (6, 26918142), (9, 17945428), (12, 13459071), (18, 8972714), (23, 7022124), (36, 4486357), (46, 3511062), (69, 2340708), (92, 1755531), (131, 1232892), (138, 1170354), (207, 780236), (262, 616446), (276, 585177), (393, 410964), (414, 390118), (524, 308223), (786, 205482), (828, 195059), (1179, 136988), (1489, 108468), (1572, 102741), (2358, 68494), (2978, 54234), (3013, 53604), (4467, 36156), (4716, 34247), (5956, 27117), (6026, 26802), (8934, 18078), (9039, 17868), (12052, 13401)]