128286252

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 353382120

約数和(自身を除く): 225095868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 137, 148, 171, 222, 228, 274, 333, 342, 411, 444, 548, 666, 684, 703, 822, 1233, 1332, 1369, 1406, 1644, 2109, 2466, 2603, 2738, 2812, 4107, 4218, 4932, 5069, 5206, 5476, 6327, 7809, 8214, 8436, 10138, 10412, 12321, 12654, 15207, 15618, 16428, 20276, 23427, 24642, 25308, 26011, 30414, 31236, 45621, 46854, 49284, 52022, 60828, 78033, 91242, 93708, 96311, 104044, 156066, 182484, 187553, 192622, 234099, 288933, 312132, 375106, 385244, 468198, 562659, 577866, 750212, 866799, 936396, 1125318, 1155732, 1687977, 1733598, 2250636, 3375954, 3467196, 3563507, 6751908, 7127014, 10690521, 14254028, 21381042, 32071563, 42762084, 64143126, 128286252]

約数ペア:

[(1, 128286252), (2, 64143126), (3, 42762084), (4, 32071563), (6, 21381042), (9, 14254028), (12, 10690521), (18, 7127014), (19, 6751908), (36, 3563507), (37, 3467196), (38, 3375954), (57, 2250636), (74, 1733598), (76, 1687977), (111, 1155732), (114, 1125318), (137, 936396), (148, 866799), (171, 750212), (222, 577866), (228, 562659), (274, 468198), (333, 385244), (342, 375106), (411, 312132), (444, 288933), (548, 234099), (666, 192622), (684, 187553), (703, 182484), (822, 156066), (1233, 104044), (1332, 96311), (1369, 93708), (1406, 91242), (1644, 78033), (2109, 60828), (2466, 52022), (2603, 49284), (2738, 46854), (2812, 45621), (4107, 31236), (4218, 30414), (4932, 26011), (5069, 25308), (5206, 24642), (5476, 23427), (6327, 20276), (7809, 16428), (8214, 15618), (8436, 15207), (10138, 12654), (10412, 12321)]