128539548

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:453

約数の個数: 120

約数和(自身を含む): 359073792

約数和(自身を除く): 230534244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 47, 54, 69, 81, 92, 94, 108, 138, 141, 162, 188, 207, 276, 282, 324, 367, 414, 423, 564, 621, 734, 828, 846, 1081, 1101, 1242, 1269, 1468, 1692, 1863, 2162, 2202, 2484, 2538, 3243, 3303, 3726, 3807, 4324, 4404, 5076, 6486, 6606, 7452, 7614, 8441, 9729, 9909, 12972, 13212, 15228, 16882, 17249, 19458, 19818, 25323, 29187, 29727, 33764, 34498, 38916, 39636, 50646, 51747, 58374, 59454, 68996, 75969, 87561, 101292, 103494, 116748, 118908, 151938, 155241, 175122, 206988, 227907, 303876, 310482, 350244, 396727, 455814, 465723, 620964, 683721, 793454, 911628, 931446, 1190181, 1367442, 1397169, 1586908, 1862892, 2380362, 2734884, 2794338, 3570543, 4760724, 5588676, 7141086, 10711629, 14282172, 21423258, 32134887, 42846516, 64269774, 128539548]

約数ペア:

[(1, 128539548), (2, 64269774), (3, 42846516), (4, 32134887), (6, 21423258), (9, 14282172), (12, 10711629), (18, 7141086), (23, 5588676), (27, 4760724), (36, 3570543), (46, 2794338), (47, 2734884), (54, 2380362), (69, 1862892), (81, 1586908), (92, 1397169), (94, 1367442), (108, 1190181), (138, 931446), (141, 911628), (162, 793454), (188, 683721), (207, 620964), (276, 465723), (282, 455814), (324, 396727), (367, 350244), (414, 310482), (423, 303876), (564, 227907), (621, 206988), (734, 175122), (828, 155241), (846, 151938), (1081, 118908), (1101, 116748), (1242, 103494), (1269, 101292), (1468, 87561), (1692, 75969), (1863, 68996), (2162, 59454), (2202, 58374), (2484, 51747), (2538, 50646), (3243, 39636), (3303, 38916), (3726, 34498), (3807, 33764), (4324, 29727), (4404, 29187), (5076, 25323), (6486, 19818), (6606, 19458), (7452, 17249), (7614, 16882), (8441, 15228), (9729, 13212), (9909, 12972)]