164065716

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{257}}^2$

素因数の和:550

約数の個数: 72

約数和(自身を含む): 445583040

約数和(自身を除く): 281517324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 257, 276, 414, 514, 621, 771, 828, 1028, 1242, 1542, 2313, 2484, 3084, 4626, 5911, 6939, 9252, 11822, 13878, 17733, 23644, 27756, 35466, 53199, 66049, 70932, 106398, 132098, 159597, 198147, 212796, 264196, 319194, 396294, 594441, 638388, 792588, 1188882, 1519127, 1783323, 2377764, 3038254, 3566646, 4557381, 6076508, 7133292, 9114762, 13672143, 18229524, 27344286, 41016429, 54688572, 82032858, 164065716]

約数ペア:

[(1, 164065716), (2, 82032858), (3, 54688572), (4, 41016429), (6, 27344286), (9, 18229524), (12, 13672143), (18, 9114762), (23, 7133292), (27, 6076508), (36, 4557381), (46, 3566646), (54, 3038254), (69, 2377764), (92, 1783323), (108, 1519127), (138, 1188882), (207, 792588), (257, 638388), (276, 594441), (414, 396294), (514, 319194), (621, 264196), (771, 212796), (828, 198147), (1028, 159597), (1242, 132098), (1542, 106398), (2313, 70932), (2484, 66049), (3084, 53199), (4626, 35466), (5911, 27756), (6939, 23644), (9252, 17733), (11822, 13878)]